should we just count our blessings?

there is no real guarantee that our life would be anywhere this good a some significant time into the future; you'd *hope* things would just get better but how realistic is that? we may have gotten to live (naturally, without the life extension) during the best of times; is there a point where life is just not worth is anymore? does every individual have a 'suicide point' --> a point where death is truly a better alternative d.