I don't think about age. I think about spirit. I think about how I feel inside.

Man is always something more than what he knows of himself. He is not what he is simply once and for all, but is a process.

My kids are my greatest inspiration and my biggest motivation.

Language is the house of being. In its home man dwells. Those who think and those who create with words are the guardians of this home.

程序测试可以用来显示错误的存在，但绝不能显示它们的不存在！