成长从来不是偶然的，而是各种力量共同作用的结果。
L'ambition est la dernière passion qui meurt dans le cœur de l'homme.
The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly.
The past is never dead. It's not even past.
The beauty of mathematics lies in its ability to describe the world in a precise and elegant way.