Every individual has a place to fill in the world and is important in some respect whether he chooses to be so or not.

Curiosity is the engine that drives us towards understanding the cosmos.

数学的真正力量在于它能够揭示支配宇宙的隐藏模式和结构。

Fearless is not the absence of fear. It’s not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.

When we think we have been understood, we feel we can control the world around us.