Rule of thumb is a guide or refs principle of some sort. For example, "as a rule of thumb, I do not begin big projects until the weekend." I hope this helps.
Answer: Hyperbole
Explanation: A hyperbole is where you exaggerate in a sentence. " I waited a million years for my ride to get to the house" is an exaggeration because it is not possible to wait for a million years to get home.
Answer:
we must respect our parents