Constancy does not begin, but is that which perseveres.

The painter's mind is a copy of the divine mind, since it operates freely in creating the many kinds of animals, plants, fruits, landscapes, countrysides, ruins, and awe-inspiring places.

If you are representing a white body let it be surrounded by ample space, because as white has no colour of its own, it is tinged and altered in some degree by the colour of the objects surrounding it

Mechanics is the paradise of the mathematical sciences because by means of it one comes to the fruits of mathematics.

The men of experiment are like the ant; they only collect and use. But the bee...gathers its materials from the flowers of the garden and of the field, but transforms and digests it by a power of its own.

Be a mirror, absorb everything around you and still remain the same

I awoke, only to see that the rest of the world is still asleep.