Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
数学不是沿着一条清理干净的高速公路小心翼翼地行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。
合作共赢是时代潮流，我们要与各方携手共创美好未来。
每一个挑战都是学习和成长的机会。
Just you wait. You really will go to hell.Don't be ridiculous. How can you go to hell if you're already there?
"The only thing necessary for the triumph of evil is for good men to do nothing."
大脑的活动构成了心智