Anyone who loves his neighbor within the limits of the world is doing no more and no less injustice than someone who loves himself within the limits of the world.
A fool, a fool! I met a fool i' th' forest,
A motley fool! a miserable world!
As I do live by food, I met a fool
Who laid him down and basked him in the sun
And railed on Lady Fortune in good terms,
In good set terms, and yet a motley fool.
The development of quantum mechanics early in the twentieth century obliged physicists to change radically the concepts they used to describe the world.
Was it my conspicuousness that distressed me? Not at all. It was merely that I was not beautifully conspicuous but uglily conspicuous - it makes all the difference in the world.