Propose a change you could make to one of your habits, that would reduce your time preference from high (instant gratification) to low (delayed gratification) time preference. It could relate to any aspect of your life (financial, diet, exercise, relationships or education).
I committed to taking the Ivan on Tech bootcamp which requires a significantly more amount of time for daily tasks and learning, plus the upfront cost of the bootcamp, in expectation that the knowledge and skill set learned from the coursework will eventually pay for itself many times over.