True leadership means making tough decisions with both your head and your heart.

A long habit of not thinking a thing wrong gives it a superficial appearance of being right.

Innovation is not just about creating something new; it's about solving problems in ways that matter.

用努力证明自己，而不是用言语。

数学不是一门演绎科学——那是陈词滥调。当你试图证明一个定理时，你不仅仅是列出假设然后开始推理。你所做的是反复试验、实验和猜测。