To me, 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.
对我来说，无畏并非毫无畏惧。它不是完全不害怕。对我来说，无畏是心怀恐惧。无畏是心存疑虑。很多疑虑。
The greatest glory is not in never falling, but in rising every time we fall.
The mathematics of the universe is written in the language of geometry.
只有准备充分，才可能成功。
科学的每一次突破都是对人类好奇心和创造力的证明。