Contemplation is a means of elevating the soul; through contemplation, humanity can gain a deeper understanding of the mysteries of the cosmos.
翻译：君子要多了解古人的言论和行为，以蓄养自己的德行。
If my world were to cave in tomorrow, I would look back on all the pleasures, excitements and worthwhilenesses I have been lucky enough to have had. Not the sadness, not my miscarriages or my father leaving home, but the joy of everything else. It will have been enough.
世界历史可以这样总结：强国总行不义。等到他们醒悟了，他们不已经不再强了。
Work spares us from three evils: boredom， vice， and need.
要理解宇宙，你必须理解它所用的语言，那就是数学。
家庭是一个生产人力资本的小工厂。
The most exciting breakthroughs often come from unexpected places.