Some of my life lessons are learned by observing others. Have you ever known someone who is an over-promiser? I have, and it irks me. It is the type of person that is super optimistic. They are always making assumptions about what they believe is possible. And then, as inevitably most things happen, chaos or calamity strikes and that person is made to be a liar. They can't deliver the tall bill of goods that they promised. Over-promisers look like fools to the folks that believed they were right.
Consider this phrase which responsible business folks use: Under promise, over deliver. Manage your own expectations and those of the people in your life. Don't tell them you can give them more than what you know is possible. This will abate any potential for