What would you do if you weren't afraid?
如果你无所畏惧,你会怎么做?
一本好书是作者与读者之间的对话。
"We must continue to push the boundaries of what is possible in science, for the betterment of humanity."
I don't see limits. I see possibilities.
A tranquil mind is the source of health.
The market is always right, and I am always wrong.
What a thing is the heart of man!