Good News Translation
If for some reason they are unable to sin now, they'll get around to it at the first opportunity.

New Revised Standard Version
Even if lack of strength keeps him from sinning, he will nevertheless do evil when he finds the opportunity.

Contemporary English Version
They may not be able to do so now, but they will wrong you the first chance they get.

New American Bible
Even if his lack of strength keeps him from sinning, when he finds the right time he will do harm.

Douay-Rheims Bible
There is a lying rebuke in the anger of an injurious man: and there is a judgment that is not allowed to be good: and there is one that holdeth his peace, he is wise.

There is a lying rebuke in the anger of an injurious man: and there is a judgment that is not allowed to be good: and there is one that holdeth his peace, he is wise.

Sirach 19:26
A man is known by his look, and a wise man, when thou meetest him, is known by his countenance.

Sirach 19:27
The attire of the body, and the laughter of the teeth, and the gait of the man, shew what he is.

Sirach 20:1
How much better is it to reprove, than to be angry, and not to hinder him that confesseth in prayer.

Sirach 20:2
The lust of an eunuch shall deflour a young maiden: