"She's right." She took a moment to glance at Parker and make sure she was ok, before recentering her focus on Nathan. "We all have our crosses to bear."
"We're not the ones playing God, Nathan. You are. You're killing yourself. Is that what Sam would want? This does nothing to help him." She moved closer, slowly, the way one might approach a hurt animal, keeping her tone calm even if her words were pointed. "Don't use the departed to excuse your behavior."