Thinking is seeing.... Every human science is based on deduction, which is a slow process of seeing by which we work up from the effect to the cause; or, in a wider sense, all poetry like every work of art proceeds from a swift vision of things.
Honoré De Balzac (1799–1850), French novelist. Also in Le livre mystique, Werdet (1835), and in the Comédie humaine (1845, trans. 1971). Louis Lambert, in Louis Lambert, chapter VI, Notice a sur L. L. in the Nouveaux contes philosophiques (1832).