In the exploration of science, we must not only ask why but also why not.
Success is a journey, not a destination.
Every equation we write is a small step towards understanding the cosmos, but the journey is infinite.
"Memory is the only paradise from which we cannot be driven."
The soul is healed by being with children.
在一个不断变化的世界中，唯一可持续的优势是比竞争对手学习得更快的能力。
"Courage is not the absence of fear, but the triumph over it."