保持心情愉悦，就是人生的一大智慧。看到的东西不那么养眼也觉得可饱眼福，听的音乐不怎么好听也觉得可以享受，只吃蔬菜就能满足口腹之欲，穿的、住的很粗糙也能满足身体的需要。人穷一时，但心不穷，真正的穷养富养或许不完全是物质方面的，即使物质生活条件差，只要保持积极乐观的心态，心情保持愉快，可以弥补物质上的不足。正如孔子赞扬颜回“一箪食，一瓢饮，回也不改其乐”。

The best time to plant a tree was 20 years ago. The second best time is now.

她像手榴弹一样抓着我的心

The study of algorithms is not just about solving problems, but about understanding the limits of what is computationally possible.

要真正理解宇宙，我们必须首先理解构成它的最小粒子。

I don’t complain, I don’t make excuses, I just try to keep going.

When I stand before thee at the day's end thou shalt see my scars and know that I had my wounds and also my healing.

成功的配方：少承诺，多给予。