Because doing what others do and have always done so often works, and because, sometimes, radical action can produce success beyond measure, the conservative and the creative attitudes and actions constantly propagate themselves. A functional social institution—a hierarchy devoted to producing something of value, beyond the mere insurance of its own survival—can utilize the conservative types to carefully implement processes of tried-and-true value, and the creative, liberal types to determine how what is old and out of date might be replaced by something new and more valuable.
