Because you like Rachel Watson in The Girl on the Train

Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.

Driven and straightforward with high-technology parts, EVE was sent to Earth to see if it is habitable. See them in WALL-E.

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.

Howard Wolowitz is an engineer whose serious mommy issues somehow haven't dimmed his confidence. See them in The Big Bang Theory.

After years of being a nerdy loner, Seth Cohen can't wait to shower charm on his newfound friends. See them in The O.C..

Mikey Waters would rather sell his body than rob anybody. See them in My Own Private Idaho.

You couldn't ask for a better, or weirder, daughter like Cassie. See them in Marvel Cinematic Universe.

An opinionated pothead with a passion for conspiracy theories, Steven Hyde is secretly more sensitive than he lets on. See them in That '70s Show.

Gordie Lachance never had any friends later on like the ones he had when I was twelve. See them in Stand By Me.

Anger is a cantankerous hothead whose job is to get others riled up. See them in Inside Out.

Bree Van De Kamp likes her whiskey's neat, her napkins pressed, and her guns loaded. See them in Desperate Housewives.