Hippocrates and Galen advanced the concept of humorism, a theory which held that we get sick from imbalances of the four basic substances within the human body, which they identified as blood, phlegm, black bile and yellow bile.
If I bought a pair of $190,000 Focal Grande Utopia EM and found out the beryllium isn't any more pure than a pair of $2700 speakers, I'd be very upset. I would also be upset if the beryllium tweeters in my $190K speakers cost less than diamond tweeters in a pair of $5K speakers.
A Grey hedgehog can cost anywhere from $180 to $250, while a Cinnicot can cost anywhere from $180 to $250. An African Pygmy can range anywhere from $50 to as much as $300. The breeder PogStarHedgehogs.com, for instance, sells different types of hedgehogs ranging anywhere from $150 to $200.