Life is ours to be spent, not to be saved.
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。
The more you give, the more you receive.
The act of reading is an act of rebellion against ignorance and oppression.
我不是商人，我就是生意本身。
我什么都不发明，我只是重新发现。