My boyfriend fathers left them and now he builds like a wall with everyone & says he dont deserve love?

As he is the only person to earn he does not talk to his mom coz he don’t want to be dependent but now he can't balance he can't give time to me he has his clg his work he feels very pressured and wants to focus on his career and he keeps saying he don’t feel any emotions as his past relationship his ex cheated on him with her best friend but i didn't force him to be with me and wished him the best and stay in touch
My boyfriend fathers left them and now he builds like a wall with everyone & says he dont deserve love?
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