Good News Translation
It is silly to trust people too quickly. If you sin, you are hurting yourself.

New Revised Standard Version
One who trusts others too quickly has a shallow mind, and one who sins does wrong to himself.

Contemporary English Version
If you trust people too quickly, you aren't very smart. If you sin, you harm yourself.

New American Bible
Whoever trusts others too quickly has a shallow mind, and those who sin wrong themselves.

Douay-Rheims Bible
He that is hasty to give credit, is light of heart, and shall be lessened: and he that sinneth against his own soul, shall be despised.

He that is hasty to give credit, is light of heart, and shall be lessened: and he that sinneth against his own soul, shall be despised.

Sirach 19:2
Wine and women make wise men fall off, and shall rebuke the prudent:

Sirach 19:3
And he that joineth himself to harlots, will be wicked. Rottenness and worms shall inherit him, and he shall be lifted up for a greater example, and his soul shall be taken away out of the number.

Sirach 19:5
He that rejoiceth in iniquity, shall be censured, and he that hateth chastisement, shall have less life: and he that hateth babbling, extinguisheth evil.

Sirach 19:6
He that sinneth against his own soul, shall repent: and he that is delighted with wickedness, shall be condemned.