"I feel like I've hit my zenith already and it's just a slow decline from here on out. I’ve been dreading this day because it’s a sad reminder of that."
Yes, it's very likely that you have hit your local maxima. You've been preparing for this day and the day came. It maybe worth noting to oneself that it did not turn out the way you predicted and perhaps identify, if possible, causes that your prediction was so off. Considering that you subconsciously believed that your life will be short, perhaps there were things you did not like in your life that you have compromised upon or negative feelings suppressed that contribute to feeling unhappy?
Yes, it's very likely that you have hit your local maxima. You've been preparing for this day and the day came. It maybe worth noting to oneself that it did not turn out the way you predicted and perhaps identify, if possible, causes that your prediction was so off. Considering that you subconsciously believed that your life will be short, perhaps there were things you did not like in your life that you have compromised upon or negative feelings suppressed that contribute to feeling unhappy?