La verdadera patria del hombre es la infancia.
You don't have to be a person that's always with somebody to be happy. You can be happy alone.
"Education never ends, Watson. It is a series of lessons, with the greatest for the last."
我不是刻意保持神秘,我只是不喜欢谈论自己。
解释:影子的弯曲与正直是随身体而变化的,根源不在影子自身;自己的屈曲与伸直是随外物而变化的,而不在于个人的主观意志。这就是保持谦退才能使自己处世为先的道理。