The first fruit of this imagination—and the first lesson of the social science that embodies it—is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

成功不在于目的地，而在于旅程。

We don't inherit the earth from our ancestors; we borrow it from our children. This truth guides every decision we make.