Snowflake unlikely that any two snowflakes are alike due to the estimated 10 (10 quintillion) water molecules which make up a typical snowflake, which grow at different rates and in different patterns depending on the changing temperature and humidity within the atmosphere that the snowflake falls through on its way to the ground. Snowflakes that look identical, but may vary at the molecular level, have been grown under controlled conditions. Although snowflakes are never completely symmetrical, a non-aggregated snowflake often grows so as to exhibit an approximation of six-fold radial symmetry. The symmetry gets started due to the hexagonal crystalline structure
Working: People Talk About What They Do All Day and How They Feel About What They Do for people who do commercials") and football coach George Allen ("You have to put a priority on everything you do each day"). As the foreword to the book points out, "Mr. Terkel found, work was a search, sometimes successful, sometimes not, 'for daily meaning as well as daily bread'... The oral histories in "Working" are wistful dispatches from a distant era...when management practices and computers were just beginning to transform the American workplace. In the last thirty years, productivity has soared but job satisfaction has plummeted. It is hard to read "Working" without wondering what has gone wrong." A bestseller