As punishment for my contempt for authority, fate has made me an authority myself.
Bear in mind that the wonderful things you learn in your schools are the work of many generations. All this is put in your hands as your inheritance in order that you may receive it, honor it, add to it, and one day faithfully hand it on to your children.
Feeling and longing are the motive forces behind all human endeavor and human creations.
The important thing is not to stop questioning.
The significant problems we face cannot be solved at the same level of thinking we were at when we created them.
The whole of science is nothing more than a refinement of everyday thinking.
When I examine myself and my methods of thought, I come to the conclusion that the gift of fantasy has meant more to me than my talent for absorbing positive knowledge.