思想是行动的仆人，而行动是生存的仆人。

经济学的第一课是稀缺：从来没有足够的任何一种东西能够满足所有人对其需要。政治学的第一课是摒弃经济学的第一课。

I think music is a great healer. It's something that can make you feel better when you're down.

I have been a selfish being all my life, in practice, though not in principle.