心理学必须始终问：这如何帮助有机体生活？

我不在乎名声或金钱。我在乎的是音乐。

Our frustration is greater when we have much and want more than when we have nothing and want some. We are less dissatisfied when we lack many things than when we seem to lack but one thing.

可持续性不是一种趋势；它是我们对下一代的责任。

道理明白则文辞畅达，气势充沛则言辞得当。