Positive reflections in old age are an important part of personal fulfilment. Existentialism and Epicureanism are ready made concepts to guide you into it, unless you are part of the Forever Young Brigade!
Time for those of us in old age to focus on Kairos and not Chronos; opportune time is much more significant if Chronos is running out!
Humanity faces a dilemma, whether to genetically engineer OUT incurable physical and psychological conditions of suffering, or to continue the search for cures as opposed to prevention. It’s not about the science!