Life is like a ten-speed bicycle...Most of us have gears we never use!.

The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.

文明的真正考验不是人口普查，不是城市的规模，也不是庄稼的产量——而是这个国家培养出什么样的人。

Just as in a good novel， a good program must be full of interesting ideas， and very， very few words.

无限的努力是打开潜能的关键---而不是实力与头脑。