Don't think. Thinking is the enemy of creativity. It's self-conscious, and anything self-conscious is lousy. You can't simply try to do things. You simply must do things. - Ray Bradbury Beautiful quote about creativity.
But Nothing lasts forever - There is always a thing which ruins your life, there is always a thing which makes your life. Many a times we wonder what's gotten into us while rest of the time we are busy being crazy.