The power of mathematics lies in its generality and abstraction.
数学的力量在于它的普遍性和抽象性。
I cannot teach anybody anything。I can only make them think.
Worth repeating: measure twice， cut once.
Great companies don't just sell products; they solve problems.
The architect must design for the senses, not just the eyes.
Failure is interesting — it’s part of making progress. You never learn from success, but you do learn from failure.