On my last training ride on the Cannon Valley Trail, the web site said it was 20 miles one way, but my odometer said it was 30. It looked like 30; it felt like 30, and I wanted it to be 30, but I was wrong. When facts point in one direction, and your opinion points in the opposite direction, you would be wise to yield to the facts.
Sometimes adjustments come in the form of pruning. In the horticultural world, we know that pruning a tree is necessary to sustain growth. That is, sometimes the skillful pruner will cut back a fruitful branch which diminishes the outward appearance of health in the short term but contributes to the long-term health of the tree.
I don’t know what motivates you on a daily, weekly, monthly, annual or lifetime basis to say no to the extra donut, or to get your butt to the gym, or to accomplish whatever other personal goals you have. Whatever it is, just go for it! Be creative, be true to your goals, keep at it, and have fun doing it!