Wise people talk because they have something to say; fools, because they have to say something.

Wise people talk because they have something to say; fools, because they have to say something.

Colleges don't make fools, they only develop them.

Colleges don't make fools, they only develop them.

A fool sees not the same tree that a wise man sees.

A fool sees not the same tree that a wise man sees.

The biggest fool in the world is he who merely does his work supremely well, without attending to appearance.

The biggest fool in the world is he who merely does his work supremely well, without attending to appearance.

Take all the fools out of this world and there wouldn't be any fun living in it, or profit.

Take all the fools out of this world and there wouldn't be any fun living in it, or profit.

They never open their mouths without subtracting from the sum of human knowledge.

They never open their mouths without subtracting from the sum of human knowledge.

Better to remain silent and be thought a fool then to speak out and remove all doubt.

Better to remain silent and be thought a fool then to speak out and remove all doubt.

It is impossible to make anything fool- proof because fools are so ingenious.

It is impossible to make anything fool- proof because fools are so ingenious.

The heart of a fool is in his mouth, but the mouth of a wise man is in his heart.

The heart of a fool is in his mouth, but the mouth of a wise man is in his heart.