Liberal democracy may constitute the "end point of mankind's ideological evolution" and the "final form of human government," and as such constituted the "end of history."
当你追随内心或直觉，当你真正追随那些让你感觉正确和你热爱的事物时，你就永远不会失败。
If we find the answer to why the universe exists, it would be the ultimate triumph of human reason – for then we would know the mind of God.
Life is a play, and we must play our parts well.
量子电动力学的发展表明，粒子的概念并不像曾经认为的那样简单。