Weight is an individual character flaw when you stay at the table three courses longer than you should, drown your sorrows in alcohol, and distress with a gallon of ice cream.
If only you were right instead of just parroting the conventional “just world hypothesis”.
So much that seems true isn’t. There are many things we don’t understand yet about human metabolism, including the individual nature of metabolic efficiency. Many people eat less calories than their skinny counterparts but still remain overweight.
For an article that addresses some of these factors:
https://www.precisionnutrition.com/calories-in-calories-out