人的价值或价值，如同所有其他事物一样，是他的价格；也就是说，为使用他的力量所愿意付出的代价。
The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.
"知道"的含义已经从能够记住和重复信息转变为能够找到并使用信息。
And those who were seen dancing were thought to be insane by those who could not hear the music.
Mathematical intuition often guides the development of algorithms, but it is the rigorous proof that ensures their correctness and efficiency.
I want my fans to know how much I appreciate them.
——〈在中国国民党本部特设驻粤办事处的演说〉，1921年3月6日