The best way to learn mathematics is to do mathematics.
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。
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.