The man who does not work for the love of work but only for money is not likely to make money nor to find much fun in life.

What good is the warmth of summer, without the cold of winter to give it sweetness.

做自己的自由是只有你自己才能给予自己的礼物。但一旦你做到了，没有人能把它夺走。

If you loan someone $20 and you never see them again. That makes it worth $20. 

晶体管是一项伟大的发明，但这仅仅是开始。真正的挑战是使其实用且可靠。