Not really, because different people are different. Some may not have the capacity to eat fewer large portions - like me - and eat less, more frequently. Many

Not really, because different people are different. Some may not have the capacity to eat fewer large portions - like me - and eat less, more frequently. Many people eat more than they need to at any given time, that is arguably greedy and argubably wasteful in a different way. Portion sizes are static, appetites vary, letting people manage for themselves is perfectly fine.