当我们拥抱思想多样性和跨国合作时,创新就会蓬勃发展。
历史学家必须与其研究对象有某种亲缘关系。死者不会开口,除非你以恰当的方式呼唤他们。
There is a history in all men's lives.
The beauty of topological insulators lies in their robustness; their surface states are protected against disorder and imperfections.