A beautiful body perishes, but a work of art dies not.

— Leonardo da Vinci

A good painter is to paint two main things namely men and the working of man's mind.

— Leonardo da Vinci

All knowledge which ends in words will die as quickly as it came to life, except the written word: which is its mechanical part.

— Leonardo da Vinci

All our knowledge has its origin in our perceptions

— Leonardo da Vinci

All our knowledge has its origins in our perceptions.

— Leonardo da Vinci

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

— Leonardo da Vinci

Although nature commences with reason and ends in experience it is necessary for us to do the opposite, that is to commence with experience and from this to proceed to investigate the reason.

— Leonardo da Vinci

Anyone who conducts an argument by appealing to authority is not using his intelligence he is just using his memory.

— Leonardo da Vinci

A painter should begin every canvas with a wash of black, because all things in nature are dark except where exposed by the light.

— Leonardo da Vinci

Art is never finished, only abandoned

— Leonardo da Vinci