经过多次思考才去做某件事,做事中再跟据实际情况思考,这样才可以。
Patience and persistence are the keys to unlocking the mysteries of mathematics.
要打破人的偏见比崩解一个原子还难。
"Humor is a way of dealing with the world, a way of coping with the world, and a way of understanding the world."