That “democracy” is a somewhat vague term which I cannot define precisely. We ought to say, therefore: “I am fairly certain that it is a good thing if a government has something of the characteristics that are common to the British and American Constitutions,” or something of this sort.

想象力是我们对抗现实的最强大武器。

Quality is not a theory; it is a practice.

在科学中最令人兴奋的短语，预示着新发现的不是“我找到了！”，而是“这有点奇怪……”

你必须对自己的能力有信心，然后足够坚强地坚持下去。