The most important skill in mathematics is the ability to think clearly.

Every challenge is an opportunity in disguise.

不担忧自己一家的贫寒，而担忧天下百姓的饥饿

"Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world."

"I'm always evolving, always changing."

你给予的越多，收获的就越多。

Time flies over us, but leaves its shadow behind.

A great artwork doesn’t just reflect the world—it changes the way we see it.

It is better for you to be free of fear lying upon a pallet, than to have a golden couch and a rich table and be full of trouble.