In spite of his genius, it took him years to achieve such mastery. At the age of 15 he was apprenticed by his father to a Florentine artist named Andrea del Verrochio. In Verrochio's workshop he learned the rudiments of painting, anatomy, and sculpture. Leonardo soon surpassed his master and walked out into the world in search of commissions. And that's when he really began his IP life.
Cows have fields but passions in motion are the privilege of the human mind.
Some IPs spend a lifetime perfecting a single discipline. These were enormously wealthy nobles who would commission this or that artist or architect or engineer to undertake projects. The personal gratification or aggrandizement of the big cheese footing the bill. Leonardo's helicopter never took off. At first, it was difficult for Leonardo to get patrons to pay him attention.