你必须先跌倒才能飞翔。
The greatest enemy of a good plan is the dream of a perfect plan.
Happiness is secured through virtue; it is a good attained by man's own will.
数学是人类精神最美丽和最强大的创造。
在不确定的时期,适应力和韧性成为我们最大的优势。
当我接受自己本来的样子时,我就能改变。
The fight against deforestation is a fight for humanity’s future.