Never let the demands of tomorrow interfere with the pleasures and excitement of today.
It is curious that physical courage should be so common in the world and moral courage so rare.
I looked up and saw a bunch of military-looking guys in coveralls, holding big, bulky rifles and wearing hooded gas masks with tinted face-plates.
I have never been especially impressed by the heroics of people who are convinced they are about to change the world. I am more awed by those who struggle to make one small difference after another.
I've been on a diet for two weeks and all I've lost is two weeks.
The real problem is not whether machines think but whether men do.
There is still a difference between something and nothing, but it is purely geometrical and there is nothing behind the geometry.