One Fortune 500 executive told his people, "You may do anything you see me doing."
People will emulate, consciously or subconsciously, their leaders, bosses, and managers. If you are forward-thinking, innovative, and progressive, then your team or department will move consistently forward.
True leaders are also willing to roll up their shirt sleeves and do whatever is necessary to make a project succeed. Their commitment and dedication in such a situation sets the example for all of their people.
True leaders are excellent role models.
The example of good men is visible philosophy.
English Proverb