Gravitation can not be held resposible for people falling in love. Great spirits have always encountered violent opposition from mediocre minds. I do not know with what weapons World War 3 will be fought, but World War 4 will be fought with sticks and stones. If I had my life to live over again, I'd be a plumber. If you can't explain something simply, you don't know enough about it.
Imagination is more important than knowledge.
Knowledge is limited. Imagination encircles the world. I never think of the future, it comes soon enough. In order to form an immaculate member of a flock of sheep one must, above all, be a sheep. Intelligence is not the ability to store information, but to know where to find it.