Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.
The only true wisdom is in knowing you know nothing.
钢铁的强度只与制造它的人的强度相匹配。
The joy of chemistry is in seeing the invisible become visible.
Happiness is not something ready made. It comes from your own actions.
Innovation is not just about technology; it's about mindset.