What is the central idea of "Stopping by Woods on a Snowy Evening?"

At the center of Robert Frost's poem is the description of a moment of contemplation -- how our daily activities, in all their complexity of decision and actions, the moments obfuscate the larger "meanings" of our actual physical existence.   The narrator here (we always assume "I" means Frost himself here) is near the end of a day of mundane, everyday activities, when the tranquility of the scene temporarily causes him to pause.  Even his horse,...

At the center of Robert Frost's poem is the description of a moment of contemplation -- how our daily activities, in all their complexity of decision and actions, the moments obfuscate the larger "meanings" of our actual physical existence.   The narrator here (we always assume "I" means Frost himself here) is near the end of a day of mundane, everyday activities, when the tranquility of the scene temporarily causes him to pause.  Even his horse, a creature of simple consciousness that is freed of the burden of self-consciousness, "thinks it queer" that they should stop here for no apparent reason (Frost purposely uses the word "thinks"), just as we, in our daily routines, do not stop to contemplate the present.  The poem, then, becomes a snapshot of our own (the reader's) failure to live in the moment.