每个人似乎都对其他人应该如何生活有清晰的想法，但对自己如何生活却没有。

The past is not a single story but a chorus of voices.

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.