A mathematician is a device for turning coffee into theorems.
"Courage is not the absence of fear, but the triumph over it."
可持续捕捞不是一种选择——如果我们想保护海洋生物,这是唯一的前进道路。
Our miners are the hardest working people in America.
To be a philosopher is not merely to have subtle thoughts, nor even to found a school, but so to love wisdom as to live according to its dictates.