The field of experience is the whole universe in all directions. Theory remains shut up within the limits of human faculties.

How many years you have to keep on doing, until you know what to do and how to do!

Beauty is at once the ultimate principle and the highest aim of art.

In art, to express the infinite one should suggest infinitely more than is expressed.

Happiness is a ball after which we run wherever it rolls, and we push it with our feet when it stops.

That which thy fathers have bequeathed to thee, earn it anew if thou wouldst possess it.

Nature is, after all, the only book that offers important content on every page.