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。
In peace, sons bury their fathers. In war, fathers bury their sons.
The best way to find the truth is to follow the evidence wherever it leads.
Leadership is not about being in charge. It's about taking care of those in your charge.