Why Can't I Change?

It's difficult to change. So why do people persist? Some researchers have dubbed the phenomenon of continual attempts at self-change in the face of failure as "false hope syndrome." They define it as "unrealistic expectations about the likely speed, amount, ease, and consequences of self-change attempts."

That's the crux of the issue - if you believe change is easy, you may be setting yourself up for failure. Read more here.