La crainte suit le crime, et c'est son châtiment.
Legal rules are not self-executing; they require human agency to be effective.
We must think beyond our own lifetimes when it comes to energy.
每次实验都是与自然的对话,而自然总有话要说。
People must feel that the natural world is important and valuable and beautiful and wonderful and an amazement and a pleasure.
The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.