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to main content  (Photo illustration by Cinders McLeod/The Globe
and Mail) (Photo illustration by Cinders McLeod/The Globe and
Mail)   Why we want what we want: A new book looks to explain it
all Add to ...  "The enjoyment we get from something derives
from what we think that thing is. ... For a painting, it matters
who the artist was; for a story, it matters whether it is truth
or fiction; for a steak, we care about what sort of animal it
came from; for sex, we are strongly affected by who we think our
sexual partner really is."  More Related to this Story  In How
Pleasure Works: The New Science of Why We Like What We Like ,
Yale psychologist Paul Bloom looks at how things gratify us,
from sex, food and art, to celebrity memorabilia and our own
imaginations.  Drawing on research in neuroscience, child
development and behavioural economics, Prof. Bloom argues that
while human sexual desires used to be driven by evolution, many
today have little to