Grimm

“The fool doth think he is wise, but the wise man knows himself to be a fool.”
― William Shakespeare, As You Like It

“It is not a lack of love, but a lack of friendship that makes unhappy marriages.”
― Friedrich Nietzsche

“Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”
― Albert Einstein

“It is better to remain silent at the risk of being thought a fool, than to talk and remove all doubt of it.”
― Maurice Switzer, Mrs. Goose, Her Book