A bird is an instrument working according to mathematical law, which instrument it is within the capacity of man to reproduce with… — Leonardo da Vinci Copy Share Image
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 Copy Share Image
Every action needs to be prompted by a motive. To know and to will are two operations of the human mind. Discerning,… — Leonardo da Vinci Copy Share Image
There is no result in nature without a cause; understand the cause and you will have no need of the experiment. — Leonardo da Vinci Copy Share Image
The evil which does me no harm is like the good which in no wise avails me. — Leonardo da Vinci Copy Share Image
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 Copy Share Image
An arch consists of two weaknesses which, leaning one against the other, make a strength. — Leonardo da Vinci Copy Share Image
But to me all sciences seem vain and full of error that are not born of experience, mother of all certainty, and do not… — Leonardo da Vinci Copy Share Image
It is ordained that to the ambitious, who derive no satisfaction from the gifts of life and the beauty of the world, life shall… — Leonardo da Vinci Copy Share Image
Be a mirror, absorb everything around you and still remain the same — Leonardo da Vinci Copy Share Image
Human subtlety will never devise an invention more beautiful, more simple or more direct than does nature because in her inventions nothing is lacking,… — Leonardo da Vinci Copy Share Image
People reveal themselves completely only when they are thrown out of the customary conditions of their life. — Leonardo da Vinci Copy Share Image
