“When I was young I walked all over this country, east and west,” said the Apache leader Cochise, “and saw no other people than the Apaches. After many summers I walked again and found another race of people had come to take it.”

The critic Vladimir Stassov recalled that when the composers Nikolai Rimsky-Korsakov and Modest Mussorgsky “were still young men living together in one room…The piano could be heard, and the singing would start, and with great excitement and bustle they would show me what they had composed the previous day, or the day before or the day before that—how wonderful it was."

Paul Cézanne’s father, a banker, was fond of telling his son, “Young man, young man, think of the future! With genius you die, with money you live.” At least this is according to Émile Zola, who recalled the words of admonishment in one of his letters to his friend Paul. The two had first met as teenagers at boarding school in the 1850s.

Lorenzo de’ Medici once observed a young sculptor complete the head of an old and wrinkled faun whose mouth he had rendered open. While astonished at the craftsmanship, Lorenzo pointed out that old men never have all their teeth. Once the great patron of the arts had left, the artist knocked out one of the teeth; when Lorenzo returned and saw the statue again, he was so taken with the new version that he decided to adopt the artist, whose name was Michelangelo.

“As a young man, he was totally asexual,” Luis Buñuel recalled of Salvador Dalí, elaborating in a parenthetical comment, “Of course, he’s seduced many, particularly American heiresses; but those seductions usually entailed stripping them naked in his apartment, frying a couple of eggs, putting them on the women’s shoulders, and, without a word, showing them to the door.”