The speaker is ashamed for blindly desiring for the superficiality of this world, which shows through the repetition of the words “desires” and “too long.” Even though he realized that his mind should be directed towards “higher things,” he was “too long asleep,” blinded by his desires. The speaker emphasizes that we do not realize how much our worldly desires blind us until it’s too late. All of our cravings go “in vain” when we realize that they only bring ruin as the “smoky fire” consumes us greedy