We don't inherit the land from our ancestors; we borrow it from our children.
我们不是从祖先那里继承了土地；我们是从子孙那里借来的。
每一个项目都是一次新的冒险，一个新的挑战。
The real challenge in computer science is not to write programs, but to understand the nature of computation.
不在于你有多想要，而在于你愿意为之付出多少努力。