From the first link: > 80% of effects come from 20% of causes and 80% of results come from 20% of effort. that's precisely what I am saying and exactly the op

From the first link: > 80% of effects come from 20% of causes and 80% of results come from 20% of effort. that's precisely what I am saying and exactly the opposite of what the gp said. the actual principle: https://en.wikipedia.org/wiki/Pareto_principle https://en.wikipedia.org/wiki/Pareto_principle