Leonardo is the Hamlet of art history whom each of us must recreate for himself. - Kenneth Clark

This became Delacroix's theme: that the achievements of the spirit — all that a great library contained — were the result of a state of society so delicately balanced that at the least touch they would be crushed beneath an avalanche of pent-up animal forces.

It would be unfair to say that I prefer the back of a book to its contents, but it is true that the sight of a lot of books gives me the hope that I may some day read them, which sometimes develops into the belief that I have read them.

No nude, however abstract, should fail to arouse in the spectator some vestige of erotic feeling, even if it be only the faintest shadow — and if it does not do so it is bad art and false morals.