So,by the time Shavuot occurs, we will have counted the Omer, the days between Pesach and Shavuot, for the past 49 days. We've tried to do self-improvement: to BE "plus one," ie, better than we are now...
People have a natural reaction to blood: most shrink from it, some fear it, and some are fascinated by it. Ancient Temple practices, as in the Desert Mishkan ( from the word "dwelling place: a feminine word, and related to the Divine Feminine, the Shekhinah)consecrated it, and those who touched it, by separating them..