The rhetoric of proverbs this consequence when sin, lest someone else will catch the mistake. In fact, aside, no one knows, but shows signs to behave suspiciously out of sight before someone else will know.
This proverb idioms People like making mistakes, lest others to catch its offense has actually dormant, it is not known, but dubious symptoms were visible before the others know.
Idioms, proverbs. A person guilty and afraid when others will capture their mistake, in fact, still ไว้ก็ nobody knows but showed symptoms of dubious show before people know .