The cobbler always wears the worst shoes Link to proverb.
The apple never falls far from the tree Link to proverb.
No names, no pack-drill Link to proverb.
There's none so blind as those who will not see.
The course of true love never did run smooth Link to proverb.
Don't cast your pearls before swine Link to proverb.
Man is known by his friends - A.