作一年的打算，最好是种植五谷；作十年的打算，最好是种植树木；作终身的打算，最好是培育人才。

"我写作是为了逃离影子，但最终总是找到它。"

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.

We must always question our assumptions and be willing to revise our understanding in light of new evidence.