国家有贤德之士而不任用,不是贤德之士的过失,而应该是拥有这个国家的君主的羞耻。
Words are wise men's counters, they do but reckon by them; but they are the money of fools.
大陆漂移理论不仅仅是一个假设,而是一种物理必然。
The arithmetic of algebraic groups is a key to understanding the Langlands conjectures.