Because you like Cosmo Kramer in Seinfeld
Wanting more out of life, Pam Beesly has a job she isn't crazy about and is engaged to a guy she's not sure is "The One." See them in The Office.
Nick Miller might not have a bank account, but he defintely has a lot of love to give. See them in New Girl.
Beneath Yuji Sakai's meek exterior lies an exceptionally keen mind and a strong inner will. See them in Shakugan no Shana.
Therese Belivet spent her life letting other people guide her along, and she wants to take control now. See them in Carol.
Bella Swan thinks of it as her job to help her parents and protect her friends, even though it often ends up the other way around. See them in Twilight.
Rose Hathaway is a reckless, rebellious smartass who's training to be a royal vampire guardian. See them in Vampire Academy.
Kenny McCormick is a boy of few words who likes nudie mags, NASCAR, monster trucks, origami, and Peruvian pan flute bands. See them in South Park.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Paris Geller is a newspaper editor, class president, and headed for Harvard. See them in Gilmore Girls.
Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.
Dimitri Belikov is a stoic vampire guardian who has the reserve, focus, and discipline of a soldier. See them in Vampire Academy .
Holland March is known to wake up hungover in full bathtubs. See them in The Nice Guys.