If thou be among the indiscreet, observe the time; but be continually among men of understanding.
WEB
Sirach 27:12
Limit your time among people void of understanding, but persevere among the thoughtful.
Parallel Translations
If you be among the indiscreet, observe the time; but be continually among men of understanding.
If thou be among the indiscreet, observe the time; but be continually among men of understanding.