The joy of mathematics is in the discovery of patterns and the understanding of their implications.
The rule of recognition is the ultimate rule of a legal system.
You can't let fear stop you from living your life.
一本好书是通往另一个世界的门。
科学中最令人兴奋的短语,预示着新发现的,不是“我找到了!”而是“这很有趣...”