I have a low self-esteem about myself?

How do you build your self-confidence up? I have real bad self-esteem. I was in abusive marriage so it’s real hard for me to look at myself as a beautiful person. My fiancé, tells me I’m beautiful every day. I have a hard time with it.
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I fixed it and I just left Betty23
Thanks
I have a low self-esteem about myself?
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