每一次失败都是通往成功的垫脚石，只要我们从中学习。
"Every failure is a stepping stone to success, provided we learn from it."
We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil.
最重要的是拥有一个孩子，其他一切都是次要的。
The power of a story lies in its ability to make us see the world differently.
The world is a book, and those who do not travel read only one page.
Traveling is for me a source of rejuvenating vitality.