Quotes from Leonardo da Vinci

Anyone who invokes authors in discussion is not using his intelligence but his memory.

Where there is shouting, there is no true knowledge.

The mind of the painter must resemble a mirror, which always takes the colour of the object it reflects and is completely occupied by the images of as many objects as are in front of it.

Whoever does not respect life, does not deserve it.

Tears come from the heart and not from the brain

Nature is the source of all true knowledge. She has her own logic, her own laws, she has no effect without cause nor invention without necessity.

All our knowledge is the offspring of our perceptions.

Art is the queen of all sciences communicating knowledge to all the generations of the world.

There is no higher or lower knowledge, but one only, flowing out of experimentation.

The knowledge of the past times and of the places of the earth is both an ornament and nutriment to the human mind.

Make yourself a master of perspective, then acquire perfect knowledge of the proportions of men and other animals.

All our knowledge originates in opinion.

Knowledge of the past and of the places of the earth is the ornament and food of the mind of man.

Learning never exhausts the mind.

Inaction saps the vigor of the mind.

The knowledge of all things is possible

The acquisition of knowledge is always of use to the intellect, because it may thus drive out useless things and retain the good. For nothing can be loved or hated unless it is first known.

Learning is the only thing the mind never exhausts, never fears, and never regrets.

Life is pretty simple: You do some stuff. Most fails. Some works. You do more of what works.

life without love, is no life at all

Weight, force and casual impulse, together with resistance, are the four external powers in which all the visible actions of mortals have their being and their end.

There are four Powers: memory and intellect, desire and covetousness. The two first are mental and the others sensual. The three senses: sight, hearing and smell cannot well be prevented; touch and taste not at all.

The Medici created and destroyed me.

Obstacles cannot crush me. Every obstacle yields to stern resolve. He who is fixed to a star does not change his mind.