The most important relationship you'll ever have is the one with yourself.

Bringing computers into the home won't change either one, but may revitalize the corner saloon.

I am not an Athenian or a Greek，but a citizen of the world.

每个行为都有它的乐趣和它的代价。

人们雕刻东西，如果半途而废，即使是腐烂的木头也不能刻断；如果坚持到底，即使是金属或者石头都能雕空。