想想看，人类愚蠢到会去小心地避免那些可能使他们造成伤害的臭鼬或是狐狸，却不担心狮子对他们安全造成的威胁。

创造力的奥秘如同自由的奥秘。

To be a writer is to sit down at one's desk in the chill portion of every day, and to write; not waiting for the little jet of the blue flame of genius to start from the breastbone.

In computational learning theory, we seek to understand the fundamental principles that govern learning from data.