It is important to be polite to as many people as possible* because staying generally on their good side to the best of your ability could connect you with people who could connect you with people who could connect you with your future lover or best bud (or even a person who could become a partner of someone you know, etc.).
Its okay to tell someone to eff off.
It is important to be polite to as many people as possible* because staying generally on their good side to the best of your ability could connect you with people who could connect you with people who could connect you with your future lover or best bud (or even a person who could become a partner of someone you know, etc.).
*As much as you can tolerate, anyway…