Giorgio Vasari, Lives of the Most Excellent Painters… (1850)
“ Receiving great pleasure from painting and sculpture, he could not fail to have an interest in mosaic also; and perceiving that Gherardo, then a painter of miniatures, and a man of much ingenuity, was inquiring into the difficulties of that art, Lorenzo, as one who constantly assisted those in whom he found the germ of genius, favoured him greatly ”
