“The human species, according to the best theory I can form of it, is composed of two distinct races, the men who borrow, and the men who lend”

“Whenever you're in conflict with someone, there is one factor that can make the difference between damaging your relationship and deepening it. That factor is attitude.”

“In museums and palaces we are alternate radicals and conservatives.”

“A vacuum of ideas affects people differently than a vacuum of air, otherwise readers of books would be constantly collapsing”

“What difference does it make to you what someone else becomes, or says, or does? You do not need to answer for others, only for yourself.”

“Men do not differ much about what things they will call evils; they differ enormously about what evils they will call excusable”