What are the five products you want to focus on? Get rid of the rest, because they’re dragging you down. They’re turning you into Microsoft. They’re … - Walter Isaacson

Leonardo had almost no schooling and could barely read Latin or do long division. His genius was of the type we can understand, even take lessons from. It was based on skills we can aspire to improve in ourselves, such as curiosity and intense observation. He had an imagination so excitable that it flirted with the edges of fantasy, which is also something we can try to preserve in ourselves and indulge in our children.

Temperance: Eat not to dullness; drink not to elevation. Silence: Speak not but what may benefit others or yourself; avoid trifling conversation. Order: Let all your things have their places; let each part of your business have its time. Resolution: Resolve to perform what you ought; perform without fail what you resolve. Frugality: Make no expense but to do good to others or yourself; (i.e., waste nothing). Industry: Lose no time; be always employed in something useful; cut off all unnecessary actions. Sincerity: Use no hurtful deceit; think innocently and justly, and, if you speak, speak accordingly. Justice: Wrong none by doing injuries, or omitting the benefits that are your duty. Moderation: Avoid extremes; forbear resenting injuries so much as you think they deserve. Cleanliness: Tolerate no uncleanliness in body, clothes, or habitation. Tranquility: Be not disturbed at trifles, or at accidents common or unavoidable. Chastity: Rarely use venery but for health or offspring, never to dullness, weakness, or the injury of your own or another’s peace or reputation.

When it came time to announce the price of the new machine, Jobs did what he would often do in product demonstrations: reel off the features, describe them as being “worth thousands and thousands of dollars,” and get the audience to imagine how expensive it really should be. Then he announced what he hoped would seem like a low price: “We’re going to be charging higher education a single price of $6,500.