The train of thought is moving forward and the tapping you hear is your own doing. What makes our species unique are the narratives we create, for as the Ancient Greeks referred to humanity as the language animal. How we tell these stories matters.
Removing ethics from the equation, "best" refers to an ideal, Ionic in origin and steeped in the irony of a half-life beyond decay and everlasting through the transmission of information. Well that's the theory with Thales of Miletus as the father of this materialism.