It's doubtful that "everyone" has the same issues. Even if everyone did, we don't all fit the same mould.

His generalisations are not only inaccurate and unrealistic, but rather insulting.

It seems it stems from his impatience to 'fix' you i.e. from his issues. This is not therapeutic. He ought to meet you where you are at and not try to shame or rush you to be where you are not ready to be.