There is no object so large but that at a great distance from the eye it does not appear smaller than a smaller object near.
Leonardo da VinciHow many emperors and how many princes have lived and died and no record of them remains, and they only sought to gain dominions and riches in order that their fame might be ever-lasting.
Leonardo da VinciEverything proceeds from everything else and everything becomes everything, and everything can be turned into everything else.
Leonardo da VinciIt is a far worthier thing to read by the light of experience than to adorn oneself with the labors of others.
Leonardo da VinciO Time! consumer of all things; O envious age! thou dost destroy all things and devour all things with the relentless teeth of years, little by little in a slow death. Helen, when she looked in her mirror, seeing the withered wrinkles made in her face by old age, wept and wondered why she had twice been carried away.
Leonardo da Vinci