过去就是过去，它属于那里。
The past is the past, and that’s where it belongs.
Success comes from having the right mindset, the right attitude, and the right preparation.
No matter where life takes us, we’ll always be a family.
The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.
History is not just the story of bad people doing bad things. It's also the story of good people doing nothing.
Words have power—use them wisely.
最大的智慧是认识到自己的无知。