The world loved man when he smiled. The world became afraid of him when he laughed.
自由是创造力的氧气;没有它,艺术就会窒息。
解释:德行不够优良的人,难以有崇高的信念与理想。才能不够突出的人,难以有渊博的知识和见解。
I don't believe in good taste. I believe in being honest.
The only way to learn mathematics is to do mathematics.