"Every book is a door to another world, waiting to be opened by the curious mind."
真正的领导力意味着为了更美好的明天而在今天做出艰难的决定。
The essence of mathematics lies in its power to reveal patterns and symmetries.
沉默的人拥有最掷地有声的头脑。
The only fence against the world is a thorough knowledge of it.