Here in the Galactic Empire, we'd never use the Force for good, but that doesn't mean you can't.
Lucasfilm and Stand Up To Cancer have joined Forces to "blast Cancer" once and for all in their "Use the Force For Good" campaign.
To help raise awareness for the campaign, SU2C's huge roster of celebrity ambassadors, including Samuel L. Jackson, comedians Zach Galifianakis, Ed Helms, Seth Rogen, Ken Jeong, Andy Samberg and the delightful Emma Stone, have made a Star Wars tribute video:
Now, we don't know about being good (actually, we do - you feel all nice and mushy and non-hatey inside, it's disgusting), but we DO love and strongly encourage the blasting of things.
Of course, if you'd like to learn more about the Dark Side, you're welcome to read "10 Reasons Why the Dark Side is Just Plain Better"?