The water which rises in the mountains is the blood which keeps the mountain in life. Leonardo da Vinci More Quotes by Leonardo da Vinci More Quotes From Leonardo da Vinci The eye transmits its own image through the air to all the objects which face it, and also receives them on its own surface, whence the "sensus communis" takes them and considers them. Leonardo da Vinci natureeyetravel Those who are in love with practice without knowledge are like the sailor who gets into a ship without rudder or compass and who never can be certain whether he is going. Practice must always be founded on sound theory, and to this Perspective is the guide and the gateway; and without this nothing can be done well in the matter of drawing. Leonardo da Vinci drawingperspectivepractice Shadows which you see with difficulty, and whose boundaries you cannot define... these you should not represent as finished or sharply defined, for the result would be that your work would seem wooden. Leonardo da Vinci shadowlightwould-be Nothing is so much to be feared as Evil Report. Leonardo da Vinci reportsintelligentevil Perspective is the rein and rudder of painting. Leonardo da Vinci rudderspaintingperspective Many will think they may reasonably blame me by alleging that my proofs are opposed to the authority of certain men held in the highest reverence by their inexperienced judgments; not considering that my works are the issue of pure and simple experience. Leonardo da Vinci simplementhinking Be eager to lend a patient ear to the opinions of others and think long and hard whether whoever finds fault has reason or not to censure you. And if the answer is yes, correct the fault. If no, give the impression that you have not heard him, or if he is a man whom you respect, explain to him why he is mistaken. Leonardo da Vinci givingmenthinking The eye, the window of the soul, is the chief means whereby the understanding can most fully and abundantly appreciate the infinite works of Nature; and the ear is second. Leonardo da Vinci hard-worknatureappreciation To any white body receiving the light from the sun, or the air, the shadows will be of a bluish cast. Leonardo da Vinci lightairwhite Nature alone is the master of true genius. Leonardo da Vinci geniusnaturemasters You should look at certain walls stained with damp, or at stones of uneven color. If you have to invent some backgrounds you will be able to see in these the likeness of divine landscapes, adorned with mountains, ruins, rocks, woods, great plains, hills and valleys in great variety; and expressions of faces and clothes and an infinity of things which you will be able to reduce to their complete and proper forms. In such walls the same thing happens as in the sound of bells, in whose stroke you may find every named word which you can imagine. Leonardo da Vinci clotheswallcreativity No human investigation can claim to be scientific if it doesn't pass the test of mathematical proof. Leonardo da Vinci ontologylogictests Man and animals are in reality vehicles and conduits of food, tombs of animals, hostels of Death, coverings that consume, deriving life by the death of others. Leonardo da Vinci animalmenreality 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. Leonardo da Vinci creatingmindanimal Men and words are ready made, and you, O Painter, if you do not know how to make your figures move, are like an orator who knows not how to use his words. Leonardo da Vinci usemenmoving O time, swift robber of all created things, how many kings, how many nations hast thou undone, and how many changes of states and of various events have happened since the wondrous forms of this fish perished here in this cavernous and winding recess. Now destroyed by time thou liest patiently in this confined space with bones stripped and bare; serving as a support and prop for the superimposed mountain. Leonardo da Vinci spacekingstime The light for drawing from nature should come from the North in order that it may not vary. And if you have it from the South, keep the window screened with cloth, so that with the sun shining the whole day the light may not vary. The height of the light so arranged as that every object shall cast a shadow on the ground of the same length as itself. Leonardo da Vinci drawinglightorder In an atmosphere of uniform density the most distant things seen through it, such as the mountains, in consequence of the great quantity of atmosphere which is between your eye and them, will appear blue. Therefore you should make the building... wall which is more distant less defined and bluer... five times as far away, make five times as blue. Leonardo da Vinci walleyeblue The eye - which sees all objects reversed - retains the images for some time. Leonardo da Vinci objectsintelligenteye We know more about the movement of celestial bodies than about the soil underfoot. Leonardo da Vinci celestial-bodiesmovementbody