The improvement of the productive powers of labor, and the greater part of the skill, dexterity, and judgement with which it is anywhere directed or applied, seem to have been the effects of division of labor.

在任何情况下都要寻找积极的一面。总有一些值得感激的事情。

你必须愿意失败，愿意犯错，愿意带着学到的教训重新开始。

爱是两个灵魂的相遇，完全接受彼此内在的黑暗与光明。

心理学必须研究思维和行为的适应功能。