1. My brothers and sisters, most of you shouldn't want to be teachers. You know that those of us who teach will be held more accountable.
2. All of us get tripped up in many ways. Suppose someone is never wrong in what he says. Then he is a perfect man. He is able to keep his whole body under control.
3. We put a bit in the mouth of a horse to make it obey us. We can control the whole animal with it.
4. And how about ships? They are very big. They are driven along by strong winds. But they are steered by a very small rudder. It makes them go where the captain wants to go.