Because you like Martha Jones in Doctor Who

A blood-thirsty warrior on the battlefield, Ragnar Lothbrok is a dedicated family-man at home. See them in Vikings.

Lady Macbeth takes being a powerful woman to a whole other level. See them in Macbeth.

Jim Hopper is a weary and beaten down police officer who numbs his pain through beer, pills, and cigarettes. See them in Stranger Things.

Troy Bolton is a triple threat: singing, dancing, and basketball. See them in High School Musical.

As the unit chief of the FBI's Behavioral Analysis Unit, Aaron Hotchner is dead serious about avenging dead people. See them in Criminal Minds.

If the benchmark is extraordinary, what do you do if you're not like Vanya Hargreeves? See them in The Umbrella Academy.

As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.

Violet Parr is an angsty teen would love to become even more invisible than her superpowers allow. See them in The Incredibles.

Will Byers is just like any other twelve year old, except he's stuck in another dimension. See them in Stranger Things.

The biggest lesson from this inspiring teacher? Carpe diem. See them in Dead Poets Society.