Leonardo da Vinci

O Time with your teethy years! You swallow up all things little by little in a slow-motion, wrinkling process of dying.

— Leonardo da Vinci

Lust is the cause of generation Appetite is the support of life Fear or timidity is the prolongation of life, and Fraud…

— Leonardo da Vinci

Love shows itself more in adversity than in prosperity; as light does, which shines most where the place is darkest.

— Leonardo da Vinci

Men standing in opposite hemispheres will converse and deride each other and embrace each other, and understand each other's language.

— Leonardo da Vinci

Iron rusts from disuse; water loses its purity from stagnation... even so does inaction sap the vigor of the mind.

— Leonardo da Vinci

Let proportion be found not only in numbers and measures, but also in sounds, weights, times, and positions, and what ever force…

— Leonardo da Vinci

Here is a thing which the more it is needed the more it is rejected: and this is advice, which is unwillingly…

— Leonardo da Vinci

I have been impressed with the urgency of doing. Knowing is not enough; we must apply. Being willing is not enough; we…

— Leonardo da Vinci

If anyone wishes to see how the soul dwells in its body, let him observe how this body uses its daily habitation;…

— Leonardo da Vinci

How many emperors and how many princes have lived and died and no record of them remains, and they only sought to…

— Leonardo da Vinci

Men of lofty genius sometimes accomplish the most when they work least, for their minds are occupied with their ideas and the…

— Leonardo da Vinci

The art of procreation and the members employed therein are so repulsive, that if it were not for the beauty of the…

— Leonardo da Vinci

Those who are enamoured of practice without science are like a pilot who goes into a ship without rudder or compass and…

— Leonardo da Vinci

One painter ought never to imitate the manner of any other; because in that case he cannot be called the child of…

— Leonardo da Vinci

It is an acknowledged fact that we perceive errors in the work of others more readily than in our own.

— Leonardo da Vinci

A day will come in which men will look upon an animal's murder the same way they look today upon a man's…

— Leonardo da Vinci

Just as eating against one's will is injurious to health, so studying without a liking for it spoils the memory, and it…

— Leonardo da Vinci

Nature is the source of all true knowledge. She has her own logic, her own laws, she has no effect without cause…

— Leonardo da Vinci

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

— Leonardo da Vinci

The mind of a painter should be like a mirror which is filled with as many images as there are things placed…

— Leonardo da Vinci

He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never knows where…

— Leonardo da Vinci

As every divided kingdom falls, so every mind divided between many studies confounds and saps itself.

— Leonardo da Vinci

A wave is never found alone, but is mingled with as many other waves as there are uneven places in the object…

— Leonardo da Vinci

While you are alone you are entirely your own master and if you have one companion you are but half your own,…

— Leonardo da Vinci