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Positive emotions are not trivial luxuries, but instead may be critical necessities for optimal functioning.

Never outshine the master. Always make those above you feel comfortably superior.

Never underestimate the power of small steps—they lead to big transformations.

要理解遞歸，首先必須理解遞歸。

我只是一個努力實現夢想的孩子。

建造就是在世界上表明立場。

要使婚姻長久，就需克服自我中心意識。

The best solutions often come from the intersection of old wisdom and new science.