模型的好坏取决于其所基于的数据。
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.
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。