The discovery of gravitational waves has opened a new window to the universe.
衣食是人们活着的时候所需要的利益,尚且要有一定的节制;埋葬是人们死后所需要的利益,为什么就单单在这里没有节制呢?
创新不仅仅是技术的问题;它关乎改变人们对乳制品的看法。
We shall never prevent the abuse of power if we are not prepared to limit power in a way which occasionally may prevent its use for desirable purposes.