My painting teacher in high school used to say, 'I can't paint like I want to, but through practice I'll get better.' But I don't think that's true. I think sometimes you just can't paint.
“I defy anyone - and I have said this to the Germans - to build a solid, articulated, and viable Europe without France's consent.”
“Our empirical criterion for a series of theories is that it should produce new facts. The idea of growth and the concept of empirical character are soldered into one.”