成长本身就包含着幸福的种子。
If you are afraid of failure, you will not innovate.
The pursuit of mathematical knowledge is a journey that never ends; there is always more to discover and understand.
最困难的是在当下富足地生活,而不让它被过去或未来玷污。
灵魂有幻觉,就像鸟有翅膀:它靠它们支撑。
Everyone seems to have a clear idea of how other people should lead their lives, but none about his or her own.