持续练习的小而刻意的行动可以带来幸福水平的巨大变化。
Small, deliberate actions practiced consistently can lead to big changes in happiness levels.
认为对自由的信念总会导致胜利是错误的。我们必须时刻做好失败的准备。如果我们选择自由，那么我们必须准备同它一起消亡。
尊敬自己的长辈，从而推广到尊敬别人的长辈；爱护自己的儿女，从而推广到爱护别人的儿女。
知识最大的敌人不是无知，而是以为自己知道。
A leader's job is not to do the work for others, but to help others figure out how to do it themselves.
Stray birds of summer come to my window to sing and fly away。 And yellow leaves of autumn， which have no songs， flutter and fall there with a sigh。
The laws of physics are the language in which the universe writes its story.