模型的好坏取决于其所基于的数据。
经济周期的福利成本并非周期本身,而是个体无法随时间平滑消费的能力。
Innovation distinguishes between a leader and a follower.
一个好的数学家是懒惰的,但是以一种建设性的方式。
I was never really insane except upon occasions when my heart was touched.
"I'm a perfectionist, I admit it. I'm always trying to improve."
你必须足够坚强才能独自站立,足够聪明才能知道何时需要帮助,足够勇敢才能寻求帮助。