Parrots never have a shortage of confidence. They are born fully stocked.
And every experience just adds to the stockpile.
Let’s say, for instance, that one avian learns to dance. Two assumptions immediately occur:
1) That avian assumes they are a great dancer.
2) That avian assumes they are a great dance teacher.
Because it is difficult to assess the truth of either of these assumptions, the confidence stockpile gets another inch (foot) higher….and gets passed on to every other parrot in the immediate vicinity.
For instance, when one parrot learns to boogie to a Ray Charles tune, this might then occur: