I am not what I am.
The great thing about being old is that you don’t have to worry about the future.
形式语言和自动机的研究对于理解计算机科学的理论基础至关重要。
Fear is a natural response, but courage is a choice. Choose to be brave.
【译文】 孔子说：“吃粗粮、喝白水、弯着胳膊当枕头，乐也在其中了！缺少仁义的富贵，对我来说，就象天上的浮云。”
"A nation that destroys its soils destroys itself. Forests are the lungs of our land, purifying the air and giving fresh strength to our people."
如果你不相信自己，别人也不会相信你。