him. As he selected them on account of their beauty rather than their talent, none of them—Cesare da Sesto, G. Boltraffio, Andrea Salaino, Francesco Melzi and the others—ever became a prominent artist. Most of them could not make themselves independent of their master and disappeared after his death without leaving a more definite physiognomy to the history of art. The others who by their productions earned the right to call themselves his pupils, as Luini and Bazzi, nicknamed Sodoma, he probably did not know personally.
We realize that we will have to face the objection that Leonardo's behavior towards his pupils surely had nothing to do with sexual motives, and permits no conclusion as to his sexual peculiarity. Against this we wish to assert with all caution that our conception explains some strange features in the master's behavior which otherwise would have remained enigmatical. Leonardo kept a diary; he made entries in his small hand, written from right to left which were meant only for himself. It is to be noted that in this diary he addressed himself with "thou": "Learn from master Lucca
