Man discourseth greatly, and his discourse is for the greater part empty and false; the discourse of animals is small, but useful and true: slender c… - Leonardo da Vinci

Why does the eye see a thing more clearly in dreams than with the imagination being awake?

The Italian Renaissance was reflected in him as rarely a period has been expressed in the life-work of a single man. He represented its union of practice and theory, of thought placed in the service of action. He summed up its different aspects in his own individuality. Intellectually, he represented its many-sidedness attained through penetration of thought, and a keenness of observation, profiting from experience, extended into every sphere. As an artist he possessed a vigour of imagination from which sprang his power of creating beauty. But, in spite of his practical nature, he remained a dreamer in an age which had in it more of stern reality than of golden dreams. His very limitations, his excess of individualism, his want of long-continued concentration, his lack of patriotism, his feeling of the superiority of art to nationality, are all characteristic of Renaissance Italy.

Many have made a trade of delusions and false miracles, deceiving the stupid multitude. Pharisees — that is to say, friars.