You have to believe in yourself when no one else does.
The world is full of stories, but the stories are all one.
数学不是沿着一条清理干净的高速公路小心翼翼地行进,而是一次进入陌生荒野的旅程,探险者常常会迷路。
History is not just about what happened, but about what is remembered and how.