It is the color closest to light. In its utmost purity it always implies the nature of brightness and has a cheerful, serene, gently stimulating character. Hence, experience teaches us that yellow makes a thoroughly warm and comforting impression.

There is strong shadow where there is much light.

After fifteen minutes nobody looks at a rainbow.

Good children's literature appeals not only to the child in the adult, but to the adult in the child.

Correction does much, but encouragement does more. Encouragement after censure is as the sun after a shower.

One must not criticize that which is common since it remains always the same.

Art rests on a kind of religious sense, on a deep, steadfast earnestness; and on this account it unites so readily with religion.