Something I’ve observed about the most effective people I know is that they are decisive. We make hundreds of decisions every day and countless decisions throughout our life — ones as large as the person you marry to as small as what you’re going to eat for lunch.
My 10th grade Honors Biology teacher had one theme that he reminded us of every week, if not every day:
How much is enough?
As we learned about biology, he constantly had us think about that question.