ounce of discretion is worth a pound of wit

ounce of discretion is worth a pound of wit

Prov. Knowing when to refrain from making jokes is better than being able to make jokes all the time. Mabel makes fun of everybody, regardless of whether or not she hurts their feelings. Someone should tell her that an ounce of discretion is worth a pound of wit.
See also: discretion, of, ounce, pound, wit, worth