The architect must be a visionary.
最好的采石场不会留下伤痕，只有负责任的转变。
爱是不够的，它需要被照料，像火一样。
"The future of AI lies in making machines that can understand and reason about the world."
I was so much older then, I'm younger than that now.
The best is yet to be, the last of life, for which the first was made.