The greatest cruelty is our casual blindness to the despair of others.
忽视环境影响的生产力指标只是会计把戏,而非真正的进步。
The beauty of mathematics only shows itself to more patient followers.
现在如果天下的人都相信鬼神能赏贤罚暴,那么天下怎么还会混乱! 
The human animal is a bad animal.
一个理论的优雅不仅在于其数学表述,还在于其在一个统一框架下连接不同现象的能力。
The most important thing is to enjoy your life—to be happy—it's all that matters.