山溪里的水随着季节常涨常退，不明事理的小人反复无常。

我们更喜欢与平凡的事物合作，因为那是真实生活发生的地方

"Identity is not just about where you come from, but also about where you are going."

计算复杂性研究是通过数理逻辑和算法理论领域的旅程。

Memory is identity... You are what you have done; what you have done is in your memory; what you remember defines who you are.

"When you do something best in life, you don’t really want to give that up – and for me it’s tennis."