美国是世界上最强大的国家，在可预见的未来仍将如此。

数学是给不同事物赋予相同名称的艺术。

Collaboration, not competition, will save our forests.

"The past is a foreign country; they do things differently there."

Mastery is not a function of genius or talent. It is a function of time and intense focus applied to a particular field of knowledge.

人应该谦卑地面对自然。