So, if humans had to consciously restrict their salt intake in order to stay healthy, this would suggest that our regulating systems like the kidneys aren't very powerful at all, but our history suggests otherwise.
" Okay, " said Harry, trying to sound as though he wasn't apprehensive at all and merely glad that Lupin had found such a good substitute for a real dementor.
He had been so sure his parents were wonderful people that he had never had the slightest difficulty in disbelieving the aspersions Snape cast on his father's character.