数学的本质在于它的自由。
安享晚年的秘诀就是与孤独签订一份体面的协议。
在浩瀚的宇宙中,我们只是一粒尘埃,但我们的好奇心却是无限的。
Stay hungry, stay foolish, but always stay true to yourself.
The one element which is of first importance in scientific management is the task idea.