Read very important quotation by Jack Herrick of wikiHow. It is interesting to know that he was an EHF Fellow. Read a good write up by Alina Siegfried at https://stories.ehf.org/ehf-fellow-jack-herric ... read more
When you can measure what you are speaking about, and express it in numbers, you know something about it; when you cannot measure it, when you cannot express it in numbers, your knowledge is of a meag ... read more