"The greatest tragedy is not the brutality of the bad people, but the silence of the good people."

每本书都有一个灵魂，是写它的人和读它并梦想它的人的灵魂。

鸟快要死的时候，叫声是悲切的，人快要死的时候，说话是善良的。

The ratio of positive to negative emotions that predicts flourishing is about 3 to 1. Above that ratio, people tend to flourish; below it, they tend to languish.