I've always believed that...

PsyBlog: Our Secret Attitude Changes
When you change your attitude about something, do you know why? Psychologists have argued that the inner workings of our minds are largely hidden away from us. One aspect of this is the surprising finding that people are often unaware when they have changed their attitudes.

...It gets weirder. In certain circumstances we may even be convinced that our attitude has never changed. So that we are convinced our 'new' attitude is the one we always had...