Aye, Robot, the writing is on the wall

Next to a series of da Vinci drawings (below).

It reads:
“Indeed, the great Leonardo remained like a child for the whole of his life in more than one way; it is said that all great men are bound to retain some infantile part. Even as an adult he continued to play, and this was another reason why he often appeared uncanny and incomprehensible to his contemporaries.”
— Sigmund Freud 1910

(I am a big believer in this, from my earliest blogging:Celebrate the Child-Like Mind and Childish Scientists)