If your expectations don't align with reality, only one of those things are substantially mutable. If this misalignment causes you distress, there's only one th

If your expectations don't align with reality, only one of those things are substantially mutable. If this misalignment causes you distress, there's only one thing you can do to fix it. It's simply unreasonable to be "bummed out" that you won't get to see the distant future. We're biological organisms with all the limitations that implies, and there's not any substantial indication that will change anytime soon. This leaves the rational you with one option: only allow yourself to be concerned with things you can influence. Your mortality is not in this category.