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.

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.

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.