在逆境中你的所为，比在顺境中你的行为，更重要。
What you do on your bad days matters more than what you do on your good days.
幸福是通过美德获得的，是人自己意愿获得的善。
"In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks."
Sometimes it's the journey that teaches you a lot about your destination.
数学的本质不是使简单的事情复杂化，而是使复杂的事情简单化。
过去从未消逝，它甚至从未过去。