How come my crush talks in a sweet tone of voice when he talks to me but everyone else it’s normal voice and sounds mean?

I will pay attention to how he talks to other people and it’s more mean and normal but with me he sounds sweet and soft when he says hey to me?
How come my crush talks in a sweet tone of voice when he talks to me but everyone else it’s normal voice and sounds mean?
How come my crush talks in a sweet tone of voice when he talks to me but everyone else it’s normal voice and sounds mean?
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