每个音符都必须有意义。
Every note has to mean something.
Good market design aligns individual incentives with social efficiency.
"The landscape holds its breath, waiting for something to happen, but nothing ever does."
I became insane, with long intervals of horrible sanity.
"In tennis, like in life, you have to keep moving forward—one point at a time."
"Das Leben ist ein Buch, und jeder Tag ist eine neue Seite."
The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is a finite problem.