lead by example

:  to guide on a way especially by going in advance

:  to direct on a course or in a direction

:  to serve as a channel for

:  leadership

:  example, precedent

:  position at the front :  vanguard

:  acting or serving as a lead (see ²lead) or leader

:  a plummet for sounding at sea

:  a usually flat lead roof

:  lead framing for panes in windows

:  to cover, line, or weight with lead (see ⁴lead)

:  to fix (window glass) in position with leads

:  to put space between the lines of (typeset matter)

:  one that serves as a pattern to be imitated or not to be imitated

:  a punishment inflicted on someone as a warning to others

:  an individual so punished

:  to serve as an example of

:  to be or set an example to