The beauty of mathematics lies in its ability to reveal the hidden structures of reality.
The deepest principle in human nature is the craving to be appreciated.
The great question which, in all ages, has disturbed mankind, and brought on them the greatest part of their mischiefs, has been, not whether there be power in the world, nor whence it came, but who should have it.
专注和简单一直是我的秘诀之一。简单可能比复杂更难做到，你必须努力理清思路，从而使其变得简单。