What does it usually mean when a man says "you make me want to be a better person..."?

OonaJennings
Now, this is a man who is 39 years old etc not a young guy... I'm really trying to understand this sentiment as he is very reluctant to explain in detail what he means by this... any insight would be helpful fellas.
What does it usually mean when a man says "you make me want to be a better person..."?
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