Mathematics, such as appertain to painting, are necessary to the painter, also the absence of companions who are alien to his studies: his brain must be versatile and susceptible to the variety of objects which it encounters, and free from distracting cares.

Leonardo da Vinci

MathematicsPaintingCompanionsStudies...+5

First there must be order and harmony within your own mind. Then this order will spread to your family, then to the community, and finally to your entire kingdom. Only then can you have peace and harmony.

Confucius

HarmonyMindFamilyCommunity...+2

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

Leonardo da Vinci

IronRustsDisuseWater...+5

The mind that engages in subjects of too great variety becomes confused and weakened.

Leonardo da Vinci

MindSubjectsVarietyConfused...+3

The mind passes in an instant from east to west; and all the great incorporeal things resemble these very closely in speed.

Leonardo da Vinci

MindInstantEastWest...+2

An artist's studio should be a small space because small rooms discipline the mind and large ones distract it.

Leonardo da Vinci

ArtistStudioSpaceDiscipline...+1