Natural selection is a process that separates the workable from the unworkable, not the perfect from the imperfect. Nothing evolution brings forth is perfect, it's just damnably hard to improve upon.
Beyond Civilization
New book from Daniel Quinn! If They Give You Lined Paper, Write Sideways
"One of the most troublesome questions I've been asked--and it's been asked hundreds of times--is: 'Where do these strange ideas of yours come from?' In the beginning, I thought it was just the usual where-do-you-get-your-ideas? question that all authors receive. My readers soon set me straight. Read more ...