Humor in Writing: Why I Put Jokes in a Nuclear War Novel and How to Use Humor Without Killing Your Story

I just finished adding humor to a novel about nuclear war. Shield of Ashes deals with World War III, which is about as depressing as subject matter gets. Without humor, the relentless weight of the story would crush the reader before they reached the halfway point. A well-placed moment of absurdity or dark wit gives the reader room to breathe, resets the emotional baseline, and makes the next devastating scene hit harder because the reader had a moment of relief before it arrived.

Humor isn’t optional in my writing. It’s structural. My novel Grim is filled with dry bureaucratic humor because the story involves systems and institutions that take themselves far too seriously. Killer Cuts and Dead Letters is a comedy about two serial killers, which is a premise that only works if the humor is confident enough to carry the darkness. I also add humor to client books during ghostwriting projects because it makes the author more relatable and the content more readable. A business book that never makes the reader smile is a business book that gets abandoned on chapter three.

What Humor Actually Does in Writing

Humor creates contrast. A funny moment in a serious narrative isn’t a distraction. It’s a structural tool that makes the serious moments land harder. Shakespeare understood this. His tragedies are full of comic scenes, not because he couldn’t maintain a dark tone, but because sustained darkness numbs the audience. The porter scene in Macbeth exists so that the murder scene that follows feels more horrifying by comparison.

Humor reveals character faster than almost any other technique. How a character jokes, what they find funny, whether they use humor as a weapon or a shield, tells the reader more about who they are than a page of description. In Killer Cuts and Dead Letters, the comedy comes from the characters themselves. Two serial killers with distinct personalities, perspectives, and senses of humor. The premise is dark. The characters make it funny. That combination is what makes the book work.

Humor also builds trust between writer and reader. When a reader laughs at something you wrote, they’ve made an emotional investment in your work. They’ve decided they like spending time with your voice. That trust carries them through the parts of the book that aren’t funny, the parts that are difficult or challenging or demand patience. A reader who trusts your voice will follow you into dark territory they wouldn’t enter with a writer who hasn’t earned that connection.

Types That Work

Dry and deadpan humor works in almost any context because it doesn’t announce itself. The writing plays it straight while the content is absurd. Grim’s bureaucratic humor operates this way. The systems in the story are ridiculous, but the characters treat them with complete seriousness. The gap between the absurdity and the straight delivery is where the humor lives. Douglas Adams built an entire career on this approach.

Dark humor handles heavy subjects by acknowledging their weight while refusing to be crushed by it. Shield of Ashes uses this. Soldiers tell each other crude jokes the way real soldiers do, because gallows humor is how people in impossible situations stay sane. It’s not that the nuclear apocalypse isn’t serious. It’s that humor is how humans cope with things they can’t control. Dark humor in fiction works when it feels like a natural human response to an impossible situation rather than the author being clever at the characters’ expense.

Satire uses humor to critique. Orwell’s Animal Farm is the textbook example: a funny story about farm animals that’s actually a devastating critique of Soviet totalitarianism. Satire works when the target deserves it and the humor is sharp enough to make the critique memorable. It fails when it’s mean-spirited without being insightful.

Self-deprecating humor makes an author or character relatable. David Sedaris has built his career on making himself the butt of his own jokes. In ghostwriting, this is one of the most effective tools for making a client’s voice feel human. A CEO who can laugh at their own mistakes on the page becomes someone the reader wants to spend time with. A CEO who presents themselves as infallible becomes someone the reader stops trusting.

Irony creates humor through the gap between what’s expected and what happens, or between what’s said and what’s meant. Jane Austen’s entire body of work runs on irony. The opening line of Pride and Prejudice is one of the most famous ironic sentences in English literature. Irony rewards attentive readers and gives your writing a layer that reveals itself on rereading.

Where Writers Go Wrong

Forced humor is worse than no humor. If a joke doesn’t come naturally from the material, the characters, or the situation, it reads as the writer trying to be funny rather than the writing being funny. That distinction matters. Readers can feel the effort, and effort kills comedy.

Too much humor undermines serious content. If every paragraph has a joke, none of them land because there’s no contrast. Humor needs straight sections to work against. A novel that’s funny on every page is exhausting in the same way a novel that’s tragic on every page is exhausting. The ratio depends on the material, but the principle is universal: humor needs space around it.

Humor that punches down alienates readers. Making fun of people with less power, less status, or less ability to defend themselves doesn’t read as funny. It reads as cruel. The best humor punches up or punches sideways, targeting systems, institutions, pretension, and hypocrisy rather than vulnerable people.

Sarcasm is dangerous in writing because tone of voice doesn’t exist on the page. In conversation, sarcasm is carried by inflection. In writing, it can be indistinguishable from sincerity unless the context makes it unmistakable. Use it sparingly and only when the surrounding text makes the intent obvious.

Humor in Ghostwriting

Adding humor to client books is one of the most valuable things I do as a ghostwriter. Most clients don’t think of themselves as funny, but nearly all of them have stories, observations, and perspectives that contain natural humor. My job is to find those moments in our interviews and bring them out on the page.

A memoir without any humor reads like a eulogy. A business book without any humor reads like a manual. Adding moments where the author laughs at a situation, acknowledges an absurdity, or tells a story with a funny payoff transforms the reading experience. The reader stops thinking of the author as a distant authority and starts thinking of them as a person they’d enjoy having dinner with. That shift in perception is worth more to the book’s success than any amount of expertise or credentials.

The key is matching the humor to the client’s actual personality. Some clients are naturally dry. Some are self-deprecating. Some tell stories that build to a punchline. The humor in the book has to feel like it comes from them, not from me. If I write a joke that sounds like me instead of the client, it breaks the voice, and voice is everything in ghostwriting.