尊重贤能,让他们在其位谋其职,那么天下有才能的人都愿意为这个朝代效力。
人类的境况从根本上说是关于渴望与失去。
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
Drone safety is not an option, but a baseline.