城市是一个记忆的迷宫，每一条街道，每一栋建筑，每一个角落都藏着一个等待被发现的故事。

精神工作导致的疲劳不是因为工作的数量，而是因为工作的质量。

In mathematics, the journey of discovery is often more rewarding than the destination itself.

The more you see yourself as a teacher, mentor and coach, the more likely you're going to be successful in building your own enterprise.