"Emerson looked like a Puritan minister, with abrupt cheekbones and a long, bony nose. A man of solitude, he was prone to bouts of selfless self-abso… - Jonah Lehrer

The story of the brain's separation from the body begin with Rene Descartes. The most influential philosopher of the seventeenth century, Descartes divided being into two distinct substances: a holy soul and a mortal carcass. The soul was the source of reason, science, and everything nice. Our flesh, on the other hand, was "clock-like," just a machine that bleeds. With this schism, Descartes condemned the body to a life of subservience, a power plant for the brain's light bulbs.

t. He decided to raise the next generation of baby
monkeys with two different pretend mothers. One was a wire
mother, formed out of wire mesh, while the other was a mother
made out of soft terry cloth. Harlow assumed that all things being
equal, the babies would prefer the cloth mothers, since they
would be able to cuddle with the fabric. To make the experiment
more interesting, Harlow added a slight twist to a few of the
cages. Instead of hand-feeding some babies, he put their milk bottles in the hands of the wire mothers. His question was simple:
what was more important, food or affection? Which mother
would the babies want more?
In the end, it wasn't even close. No matter which mother held
the milk, the babies always preferred the cloth mothers. The
monkeys would run over to the wire mothers and quickly sate
their hunger before immediately returning to the comforting folds
of cloth.

If our DNA has a literary equivalent, it's Finnegan's Wake.