When I was young, I was a pleaser because I thought that was the key to happiness. Someone would need something and I would say "yes," no matter what the personal cost. I wanted to be that go-to person because, honestly, I thought it would get people to like me. It started out innocuously enough in grade school.
And I'd give up the ball, and then they wouldn't play with me anyway. I thought that living for others would get me happiness. Instead, what it got me was a nasty cycle of regret, resentment, and ultimately, guilt... the most worthless of all emotions.
Also read: The REAL reason why men cheat