失败并不总是错误,它可能只是一个人在特定情况下能做到的最好结果。真正的错误是停止尝试。
Sustainability isn't an option; it's a responsibility we all share.
过去的危险是人们成为奴隶。未来的危险是人们可能成为机器人。
In the end, we will remember not the words of our enemies, but the silence of our friends.