Good News Translation
Don't visit stupid people or spend a lot of time talking with them. Avoid them; then they can't contaminate you, and you can live in peace without being troubled or worn down by their foolishness.

New Revised Standard Version
Do not talk much with a senseless person or visit an unintelligent person. Stay clear of him, or you may have trouble, and be spattered when he shakes himself off. Avoid him and you will find rest, and you will never be wearied by his lack of sense.

Contemporary English Version
To avoid lots of problems and have a peaceful life, stay away from stupid people and do not talk to them. When a wet dog shakes itself, water flies everywhere, but humans who have no sense splatter everyone nearby with troubles.

New American Bible
Do not talk much with the stupid, or visit the unintelligent. Beware of them lest you have trouble and be spattered when they shake themselves off. Avoid them and you will find rest and not be wearied by their lack of sense.

Douay-Rheims Bible
The mourning for the dead is seven days: but for a fool and an ungodly man all the days of their life.

The mourning for the dead is seven days: but for a fool and an ungodly man all the days of their life.

Sirach 22:11
Weep but a little for the dead, for he is at rest.

Sirach 22:12
For the wicked life of a wicked fool is worse than death.

Sirach 22:14
Talk not much with a fool and go not with him that hath no sense.

Sirach 22:15
Keep thyself from him, that thou mayst not have trouble, and thou shalt not be defiled with his sin.