The more riches a fool hath, the greater fool he is. (Spanish Proverb)
Play with the fool at home, and he will play with you abroad. (Spanish Proverb)
When a goose dances, and a fool versifies, there is sport. (Spanish Proverb)
When a fool has made up his mind the market has gone by. (Spanish Proverb)
What the fool does at last the wise man does at first. (Spanish Proverb)
Though the speaker be a fool, let the hearer be wise. (Spanish Proverb)
There are three "too much" and three "too little" that can bring a fool down: too much spending and too little money; too much talking and too little knowledge; and too much boasting and too little earnings. (Spanish Proverb)
The more you flatter a fool, the more seriously he plays his game. (Spanish Proverb)
Wit without discretion is a sword in the hand of a fool. (Spanish Proverb)
When the fool has made up his mind the market is over. (Spanish Proverb)