Most men die at twenty or thirty; thereafter they are only reflections of themselves.
战争是一种精神现象。
科学不仅仅是理论;它是关于在现实世界中实现可行的事物。
我不害怕跌倒,因为我知道我会重新站起来。
你必须成为你希望在世界上看到的改变。
My past doesn't define me, it refines me.
领导力是激励他人在曾经看到局限的地方看到可能性。
The dog is a friend of man because it judges him not by his station.