心理学的研究就是研究适应的成功。

The difference between correlation and causation is not just academic—it can have profound policy implications.

每个读者都是潜在的作家，每个作家都是反抗的读者。

爱别人的，别人也必然爱他，利于别人的，别人也必然利于他，憎恶别人的，别人也必然憎恶他，残害别人的，别人也必然残害他。

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.