如果你没有前进，那你就是在落后。
Understanding the fundamental forces of nature is essential to comprehending the cosmos.
"Books are the most precious gifts we can give to a child."
"Writing is like making love. Don’t worry about the orgasm, just concentrate on the process."
The world is the totality of facts, not of things.
The ability to imagine counterfactuals is what distinguishes humans from machines.