Because you like Roy Neary in Close Encounters of the Third Kind

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

Ted Logan wants to party on, but if doesn't get an A+ on his history presentation, he'll flunk out and be sent to a military school in Alaska. See them in Bill & Ted's Excellent Adventure.

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

Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.