the.com/jack of all trades
master of some, competent at most, humble bragged about at every dinner party.
means someone with broad competence across many skills rather than deep mastery of one.
from from 1600s england, jack meant a generic everyman laborer; jack of all trades praised versatility until wits appended master of none as a jab.
missing lineoften quoted without but often better than a master of one
early usebenjamin franklin proudly called himself one
shakespeare era slangjack meant common man, like john doe