君子有三种事应该加以警戒：年轻的时候，血气还没有固定，力戒贪恋女色；到了壮年时期，血气正旺盛，力戒逞强好斗；到了老年时期，血气已经衰弱，力戒贪得无厌。

Self-education is, I firmly believe, the only kind of education there is.

Resilience isn't about avoiding failure; it's about learning how to bounce back.

宁静的心灵是健康的源泉。