What is the meaning of shit?

Philosophers and fools have long searched for the answer to this question and now the world's extensive shit wisdom has been collected in this informative and meaningful collection.

From doctors (Take two shits and call me in the morning) to waiters (You want fries with that shit?), and whether you're a Darwinist (It's survival of the shittest) or a Catholic (If shit happens, we deserve it), there's enough shit for everyone!