我们期望的晚餐并非来自屠夫、酿酒师或面包师的恩惠，而是来自他们对自身利益的关注。

Truth is a free creation of the human spirit, that never would exist at all if we did not generate it ourselves.

法律本身并不能保证言论自由；要做到这一点，必需要所有的人都有着包容的心。

我不会考虑限制，我只考虑可能性。

想到自己可能成为从世界上消除最大灾难之一的工具，同时怀有享受独立、家庭和平与幸福的希望，这种喜悦常常如此强烈，以至于在草地上研究我喜爱的课题时，我有时会陷入一种遐想。

"Memory is a strange thing. It doesn't work like I thought it did. We are so used to thinking of it as a camera or a tape recorder, but it's not like that at all. It's more like a painter. It creates a picture, but it's not always the same picture."