[삭제됨]
80/20 principle you've managed to notice during day-to-day life according to Pareto's rule
2011년 4월 5일 오후 6:46
답변 · 5
1
About 80% of my students who swear they want to learn English don't want to do any homework, read in English, watch TV or movies in English, etc. About 20% do the self-study work that is necessary. Actually, it's probably more like 95/5... .
2011년 4월 5일
I have not opened since 1 year ago about 80 % of the books that are kicking me out from my house; they don't even pay the rent!
2011년 4월 5일
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