人工智能不是关于取代工作，而是关于创造新的工作。

Light thinks it travels faster than anything but it is wrong. No matter how fast light travels, it finds the darkness has always got there first, and is waiting for it.

预测蓬勃发展的积极情绪与消极情绪的比例约为3比1。高于这个比例，人们往往会蓬勃发展；低于这个比例，人们往往会萎靡不振。