The books we read in childhood are like a secret garden, a place where we can escape and dream.
数学的美只向更有耐心的追随者展示。
在我们视野所及中,人类存在的唯一目的,是在纯粹存在的黑暗中燃起一点光亮。
All human beings have three lives: public, private, and secret.
Our miners are the hardest working people in America.