An example is often used when trying to explain things or provide something that should be emulated, and it can make an explanation easier for people to understand. Parents are expected to set a good example for their children, so that the kids grow up to be productive citizens and decent human beings.
Few things are harder to put up with than the annoyance of a good example
I'm no model lady. A model's just an imitation of the real thing
Setting an example is not the main means of influencing another, it is the only means
A fight is not won by one punch or kick. Either learn to endure or hire a bodyguard
Every father should remember that one day his son will follow his example instead of his advice