数学的美在于它揭示隐藏的对称性和真理的能力。
The failure of an enterprise is not accidental, but inevitable.
Topology is the study of the properties of a figure that are unchanged by any deformation.
Life is either a daring adventure or nothing at all.
如果你不能诚实地面对自己，你也就无法诚实地面对他人。
Light thinks it travels faster than anything but it is wrong. No matter how fast light travels, it finds the darkness has always got there first, and is waiting for it.