The best way to learn mathematics is to do mathematics.
1998年:贝索斯致股东信《保持对客户的恐惧》
过度捕捞是短视行为,我们必须为子孙后代留下丰饶的海洋。
I don't have to try to be different; I am different.
The magic number 150 suggests that the size of our social networks is limited by the size of our brains.
The future of agriculture lies in the harmonious coexistence of technology and nature. We must use wisdom to protect every piece of green.