Your life will not, cannot and does not work well if you consider yourself anything else except perfect. Similarly, the world does not work well when people are are considered anything but perfect.
This is about who you are at the core, your fundamental essence, your very being. There is nothing wrong with you, there has never been and never will be. There's nothing wrong with yourself, with that that part of you that is really are.
Think about your life - I guarantee that when something has not worked it has been when you've had some thought like "I can't or I'm not enough" or "Something's wrong.
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From @izkeny