在AI时代，云计算是智能世界的基石。
The true value of a forest cannot be measured in board feet, but in the breath of the planet.
The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.
出自《海国图志》。八方边远以外的地方，本来是存在的，但是不去关心，哪里知道宇宙有多大？