施于人而不忘，非天布也。
一个人做了好事应当忘记，不要念念不忘，更不要希冀别人回报。
"In the study of computational complexity, we often find that the boundaries of what is possible are defined by the limits of our imagination."
Worth repeating: measure twice， cut once.
You can't control who loves you, but you can control who you love.
When you want to help people, you tell them the truth. When you want to help yourself, you tell them what they want to hear.
The greatest courage is to love in spite of everything.
凡夫俗子迷失真性而追求虚妄，将智慧转化为对事物的看法，就好比水中掀起波浪，而这种看法始终受其智慧所支配，就像浪花离不开水体；圣人达士看破虚妄而回归真如，将各种看法升华为智慧，就好比波浪平息后的一潭清水，应当很好体味这种无波之水的博大精深。
What is the one sentence summary of how you change the world? Always work hard on something uncomfortably exciting!