Why? Don't you think that's something she wants to know about you? If you love her.... and if she cares about you, why don't you want her to know?

[ is it for her sake? his sake? she can see both.

she understands keeping secrets because the truth can and does hurt, but it's almost as if.... ]

Don't you want to be with her?

[ she doesn't or shouldn't have the luxury to be with people, but even if he weren't dead... even if he didn't have whatever illness that killed him.... does he not want to be with her? ]