Good News Translation
Eavesdropping at doors is bad manners, and anyone with a sense of decency would be ashamed to do it.

New Revised Standard Version
It is ill-mannered for a person to listen at a door; the discreet would be grieved by the disgrace.

Contemporary English Version
because that would be rude and shameful.

New American Bible
It is rude for one to listen at a door; the discreet person would be overwhelmed by the disgrace.

Douay-Rheims Bible
Learning to the prudent is as an ornament of gold, and like a bracelet upon his right arm.

Learning to the prudent is as an ornament of gold, and like a bracelet upon his right arm.

Sirach 21:22
Doctrine to a fool is as fetters on the feet, and like manacles on the right hand.

Sirach 21:23
A fool lifteth up his voice in laughter: but a wise man will scarce laugh low to himself.

Sirach 21:25
The foot of a fool is soon in his neighbour's house: but a man of experience will be abashed at the person of the mighty.

Sirach 21:26
A fool will peep through the window into the house: but he that is well taught will stand without.