人生最大的荣耀不在于从不跌倒，而在于每次跌倒后都能站起来。
In the realm of mathematics, every problem is an opportunity to discover something new and profound.
Life is a journey, and if you fall in love with the journey, you will be in love forever.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
写作是一种自由的形式。