Overall, the human brain is the most complex object known in the universe - known, that is, to itself.
E. O. WilsonProgress, then, is a property of the evolution of life as a whole by almost any conceivable intuitive standard.... let us not pretend to deny in our philosophy what we know in our hearts to be true.
E. O. WilsonBiological diversity is the key to the maintenance of the world as we know it... Eliminate one species, and another increases to take its place. Eliminate a great many species, and the local ecosystem starts to decay.
E. O. Wilson