"The hardest thing to see is what is in front of your eyes."

"A man sees in the world what he carries in his heart."

"Man soll alle Tage wenigstens ein kleines Lied hören, ein gutes Gedicht lesen, ein treffliches Gemälde sehen und, wenn es möglich zu machen wäre, einige vernünftige Worte sprechen."

"A man should hear a little music, read a little poetry, and see a fine picture every day of his life, in order that worldly cares may not obliterate the sense of the beautiful which God has implanted …"

"The greatest evil that can befall man is that he should come to think ill of himself."