Don't think, just do.
Horace
Don't be drab.
Thomas Leonard
Use, don't abuse.
Grace Jones
Don't bottom fish.
Peter Lynch
Don't be a keeper.
Gianluigi Buffon
Think off-center.
George Carlin
Think and grow rich.
Napoleon Hill
To live is to think.
Marcus Tullius Cicero
I think I look okay.
Nicole Richie
I think; therefore I am.
Rene Descartes
Follow your inner moonlight; don't hide the madness.
Allen Ginsberg
If you don't stand for something you will fall for anything.
Peter Marshall