Because you like Leonard Hofstadter in The Big Bang Theory

Noah Calhoun is lost without Allie, who seems to have moved on. See them in The Notebook.

Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.

After being resurrected and discovering his new morphing abilities, Alex Mercer uses them to combat the virus now ravaging New York. See them in Prototype Series.

Cynicism is his armor and words are his weapons, but what Tyrion Lannister would really like is some nice wine. See them in Game of Thrones.

Both brave and foolhardy, Thomas trusts his instincts above all else. See them in The Maze Runner.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.

The only thing that can match Rose's looks are her hot temper and free spirit. See them in Titanic.

Jim Halpert is a master at the art of making it through the work day, including participating in an office Olympics. See them in The Office.

Yuri Plisetsky's a hotheaded punk off the ice, incredible artist on it. See them in Yuri on Ice.

Finn is the world's last human who's "all about" understanding right and wrong. See them in Adventure Time.

She's a survivor of gunshots, of being buried alive, nand of paralysis. And now Beatrix Kiddo is going to make her abusers pay. See them in Kill Bill vol. 1.

Always headed towards adventure, Goku is frequently with a band of loyal companions at his side. See them in Dragon Ball.