假设有效性的唯一相关检验是预测与经验的比较。

我总是被复杂和有缺陷的角色所吸引，因为那正是使他们成为人类的原因。

The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.

家不是一个地方，而是一种感觉。

我们要做的是让用户的生活更简单。