Good News Translation
A fool, on the other hand, has a mind like a jar with a hole in it; anything he learns is soon lost.

New Revised Standard Version
The mind of a fool is like a broken jar; it can hold no knowledge.

Contemporary English Version
The mind of a fool is a leaking jar that holds nothing for long.

New American Bible
A fool’s mind is like a broken jar: it cannot hold any knowledge at all.

Douay-Rheims Bible
He that is not wise in good, will not be taught.

He that is not wise in good, will not be taught.

Sirach 21:12
He that keepeth justice shall get the understanding thereof.

Sirach 21:13
The perfection of the fear of God is wisdom and understanding.

Sirach 21:15
But there is a wisdom that aboundeth in evil: and there is no understanding where there is bitterness.

Sirach 21:16
The knowledge of a wise man shall abound like a flood, and his counsel continueth like a fountain of life.