You have to believe in yourself when no one else does.
当没有人相信你时，你必须相信自己。
所以大国攻打小国，那是互相残害，大国的错误必然反过来使其本国受害。
为你，千千万万遍。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The best way to learn mathematics is to do mathematics.
投资者应避免追逐热门股票或行业的诱惑。