A good novel should be like a bomb, exploding in the reader's mind and leaving a lasting impact.
The most important property of a program is whether it accomplishes the intention of its user.
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
计算机科学的美妙之处在于它允许我们从无到有地创造东西。
Nothing is a waste of time if you use the experience wisely.