Well as long as I can keep a roof over my head, eat well and not have it impact 'real life' it's all good in the end.
As you say, we only live once.
Actually, to make [me] feel a bit better about razor expenses I had a conversation with a buddy the other week about hobbies and how much they cost.
He said that he spends thousands of dollars a year renting and flying planes and love it - but in the end he has nothing but memories of the fun.
He asked me if I would consider shaving gear a 'hobby' and I agreed that it probably is a bit and it is great fun to try new stuff.
His next question was how much I'd loose if I sold all I had bought over the years and my answer was that I'd probably net a small profit - or break even - if I sold it at all.
His reply was that that is an enviable hobby to be in