> If you can't quantify Y you can't even prove Y is diminishing Indeed. But what matters is whether Y is diminishing, not what's easy for you to prove. The wor

> If you can't quantify Y you can't even prove Y is diminishing Indeed. But what matters is whether Y is diminishing, not what's easy for you to prove. The world is not obliged to make the important things easy to measure, and it generally doesn't.