Perhaps one of the only positive pieces of advice that I was ever given was that supplied by an old courtier who observed: Only two rules really count. Never miss an opportunity to relieve yourself; never miss a chance to sit down and rest your feet.
“Unfortunately, the greatest photographers don't pay extreme attention to the clothes. If they decide to put a dress in a bathtub or in front of a cow in the countryside with dirt everywhere, well, the dresses come back... ready to be put in the garbage.”