Leonardo Da Vinci
Many have made a trade of delusions and false miracles, deceiving the stupid multitude. There are three classes of people: those who see. Those who see when they are shown. Those who do not see. Blinding ignorance does mislead us. O! Wretched mortals, open your eyes! Nothing can be love or hated unless it is first known. Anyone who conducts an argument by appealing to authority is not using his intelligence he is just using his memory. The depth and…