每个数学问题都有解决方案,但并非每个解决方案都显而易见。
To write is to leave a legacy of thought.
The best stories are the ones that are not afraid to confront the darkness.
小人专门期望他人的恩惠,但受恩后就忘;君子则不轻易受人恩惠,若受恩于人,则必定想法图报。
Every tree planted today is a legacy for tomorrow's generations.