You cannot swim for new horizons until you have courage to lose sight of the shore.

The psychologist must describe, not explain.

创新不仅仅是创造新事物，更是改进已有的事物。

To be alive is to be in a state of constant becoming.

受过教育的人与未受过教育的人之间的差异，如同生者与死者之间的差异。