计算机科学中的挑战不仅仅是解决问题,而是理解为什么它们首先是问题。
艺术家必须是永恒的见证者。
质量不是一种行为,而是一种习惯。
The peculiar evil of silencing the expression of an opinion is that it is robbing the human race; posterity as well as the existing generation; those who dissent from the opinion, still more than those who hold it.
我不相信运气。我相信努力工作。