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They are like guidelines that pushes me to do what I must do in order to be successful

It's really worth to spend some time to define our goals and work on a strategy to reach them. I'm quite happy with my 90/10 ratio but it's not the only strategy that works :-)

I just recently set a goal by saving most of my HBD earnings. I will rework on my strategy and apply something like your 90/10 ratio. 😊