He Who Knows Nothing Doubts Nothing. Italian Proverb
He who knows nothing doubts nothing.
He that knows nothing, doubts nothing.
He who knows little quickly tells it. Italian Proverb
He who knows nothing, loves nothing. He who can do nothing understands nothing.
He who understands nothing is worthless. -- Paracelsu...
He is rich who owes nothing. French Proverb
He who knows nothing, knows nothing. But he who knows he knows nothing knows something.
And he who knows someone whose friend's wife's brother knows nothing, he knows something....
He who is not impatient is not in love. -- Italian Proverb
An expert is one who knows more and more about less and less until he knows absolutely nothing about everything.
An expert is one who knows more and more about less and less until he knows absolutely everything about nothing.