Rule of 80:20
Italian economist sir wilfredo pereto in the year 1897 found the theory of 80:20.
Our 80% productivity comes from Our 20% efforts.
Joseph Juran another economist said this 20% efforts gives extra ordinary results, where as 80% results is very nominal or can say ordinary results.
Earlier there was one language called as short hand. Language of symbols. While taking dictation company secretary use to take notes in this language which increases speed of writing, taking notes. This language was invented by sir Izac pitman.
Sir Izac use to say everybody communicate daily mostly with only 700 commonly used words and these 700 words are 1/3rd of our total communication we make.
A student remembers 80% of his syllabus from his total 20% time of study.
80% of the questions in exam are asked from 20% of the syllabus
Country's 20% population contributes to the 80% GDP
20% employees contribute to the 80% of the productivity of the company.
20% of the peoples opinion decided country's direction.
If we have 20 sales people 4 will be extra ordinary performer, 6 average and 10 low performers. Major mistake done by managers are they focus more on non performers trying to improve them.
We ourselves give more importance to 80% of our time which is mostly non productive in our life or in a day and dont focus on the most productive 20% time during which we are doing extra ordinary achievements consciously.
If we start focusing only on 20% of our most important task still we can achieve much more than what achieve by trying to focus on 80% things of a day to work upon.