For a new sin, a new penance.

Some suggestions for you :

He who would be a redeemer ends up crucified.

For the ugly vice of begging, there's the virtue of not giving.

A good friend will fit you like ring to finger.

He who abandons his family, god forsakes him.

There is nothing like leather.

Treat the lesser as you would have the greater treat you.

The man to whom god gives no children, the devil gives nieces and nephews.

Join with good men and you will be one of them.

Blood is inherited; character is earned.

There is nothing lost by civility.

There is nothing hidden between Heaven and Earth.

Blood is inherited and virtue is acquired.

A mother has little love for a son who did not give her pain.

When the hare leaps, there are no lame greyhounds.