Because you like Mark Watney in The Martian

John Yossarian is trapped in irony as he must be insane to leave the war but if he does try to leave, he'll be deemed sane and will be forced to stay, See them in Catch-22.

Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.

Beca Mitchell fancies herself an edgy loner, but it turns out being part of a group can be aca-amazing. See them in Pitch Perfect.

Miss Havisham is the creepiest old rich lady in town. See them in Great Expectations.

Holden Caulfield is convinced that the whole adult world is full of phonies. See them in The Catcher in the Rye.

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.

A contemptuous aristocrat, Violet Crawley is unafraid to exert her authority and voice her opinions, no matter how harsh they are. See them in Downton Abbey.

Self proclaimed, Fat Amy, likes horizontal running and mermaid dancing. Important skills, one could argue. See them in Pitch Perfect.

Nothing inspires dread like the mysterious, masked Man in Black. But what's he hiding? See them in The Princess Bride.

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.

The destroyer, Drax lives for one thing and one thing only: revenge. See them in Marvel Cinematic Universe.

Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.