二十世纪的伟大斗争是自由主义与极权主义之间的斗争。
The great struggle of the twentieth century was between liberalism and totalitarianism.
The world always seems brighter when you've just made something that wasn't there before.
The universe is comprehensible because it is governed by laws that we can understand.
The principle of human dignity is the foundation of all the other principles of the natural law.
提高的唯一方法就是挑战最好的对手。
缄默：只说对人对己有益的话，避免闲聊。
我总是尽量保持积极，享受每一刻。
The night is a great cathedral, but the stars are its windows.
