Why: calling this war fortunate, an open door to heaven, only makes sense from inside a specific worldview, but it's trying to hand Arjuna's role back its meaning.

In life: reframing a hard obligation as an opportunity isn't denial, it's a legitimate way to find the will to do it.

Teaching: when facing something difficult you can't avoid, look honestly for what it might actually offer you, not to lie to yourself, but to find real motivation instead of dread.