A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.
A fellow who is always declaring he’s no fool, usually has his suspicions.
A fool flatters himself, a wise man flatters the fool.
Edward G. Bulwer-Lytton
A fool may be known by six things: anger, without cause; speech, without profit; change, without progress; inquiry, without object; putting trust in a stranger, and mistaking foes for friends.
A fool may have his coat embroidered with gold, but it is a fool’s coat still.
Antoine de Rivarol
A fool sees not the same tree that a wise man sees.
A man always blames the woman who fools him. In the same way he blames the door he walks into in the dark.
Henry Louis Mencken
A mother takes twenty years to make a man of her boy, and another woman makes a fool of him in twenty minutes.
A sense of humor is the ability to understand a joke-and that the joke is oneself.
Clifton Paul Fadiman
A spoon does not know the taste of soup, nor a learned fool the taste of wisdom.
A wise man gets more use from his enemies than a fool from his friends.
April 1. This is the day upon which we are reminded of what we are on the other three hundred and sixty-four.
April fool, n. The March fool with another month added to his folly.
April Fools gone past, and you’re the biggest fool at last.
April noddy’s past and gone, You’re the fool an’ I’m none.
Controversy equalizes fools and wise men… and the fools know it.
Oliver Wendell Holmes, Jr.
Don’t approach a goat from the front, a horse from the back, or a fool from any side.
Don’t give cherries to pigs or advice to fools.
Even the gods love jokes.
Every fool finds a greater one to admire them.
Fool me once, shame on you; fool me twice, shame on me.
Foolproof systems to not take into account the ingenuity of fools.
Fools build houses, and wise men buy them.
For fools rush in where angels fear to tread.
Fortune, seeing that she could not make fools wise, has made them lucky.
Michel de Montaigne
He who is born a fool is never cured.
I have great faith in fools: self-confidence, my friends call it.
Edgar Allan Poe
I hope life isn’t a big joke, because I don’t get it.
If every fool wore a crown, we should all be kings.
If it thunders on All Fool’s Day, Expect good crops of corn and hay.
Isn’t it appropriate that the month of the tax begins with April Fool’s Day and ends with cries of May Day!
It is better to weep with wise men than to laugh with fools.
It is human nature to think wisely and act foolishly.
It is the ability to take a joke, not make one, that proves you have a sense of humor.
Let us be thankful for the fools. But for them the rest of us could not succeed.
Lord, what fools these mortals be.
Men reach their sexual peak at eighteen. Women reach theirs at thirty-five. Do you get the feeling that God is playing a practical joke?
Mix a little foolishness with your prudence: It’s good to be silly at the right moment.
None but a fool is always right.
Augustus William Hare
Only a fool knows everything. A wise man knows how little he knows.
Our wisdom comes from our experience, and our experience comes from our foolishness.
Real friends are those who, when you feel you’ve made a fool of yourself, don’t feel you’ve done a permanent job.
Silence is the wit of fools.
Jean la Bruyere
So, rather than appear foolish afterward, I renounce seeming clever now.
William of Baskerville
Suppose the world were only one of God’s jokes, would you work any the less to make it a good joke instead of a bad one?
George Bernard Shaw
Take all the fools out of this world and there wouldn’t be any fun living in it, or profit.
Talk sense to a fool and he calls you foolish.
The aim of a joke is not to degrade the human being, but to remind him that he is already degraded.
The first of April is the day we remember what we are the other 364 days of the year.
The fool doth think he is wise, but the wise man knows himself a fool.
The fool is always beginning to live.
The greatest lesson in life is to know that even fools are right sometimes.
The haste of a fool is the slowest thing in the world.
The mistakes of the fool are known to the world, but not to himself. The mistakes of the wise man are known to himself, but not to the world.
Charles Caleb Colton
The more pity, that fools may not speak wisely what wise men do foolishly.
The trouble with practical jokes is that very often they get elected.
The world is full of fools; and he who would not wish to see one, must not only shut himself up alone, but must also break his looking-glass.
There is no greater fool than he that says, ‘There is no God,’ unless it be the one who says he does not know whether there is one or not.
Otto von Bismarck
Those who wish to appear wise among fools, among the wise seem foolish.
Very often, say what you will, a knave is only a fool.
We’re fools whether we dance or not, so we might as well dance.
What a fool does in the end, the wise do in the beginning.
When in doubt, make a fool of yourself.
Who is more foolish, the child afraid of the dark, or the man afraid of the light?
Wise men don’t need advice. Fools won’t take it.
Wise men learn by other men’s mistakes, fools by their own.
H. G. Bohn
Wise men learn more from fools than fools from the wise.
Cato the Elder
Wise men talk because they have something to say; fools talk because they have to say something.
You can fool all the people some of the time, and some of the people all the time, but you cannot fool all the people all the time.
You will do foolish things, but do them with enthusiasm.
Young men think old men fools, and old men know young men to be so.