Final answer:
The essence of who I am defines what I am not, making the unfamiliar world less rough. I gradually realize, in the material aspects of my life, that love is my guiding vision.
Step-by-step explanation:
The bolded stanza can be paraphrased as: The essence of who I am defines what I am not, making the unfamiliar world less rough. I gradually realize, in the material aspects of my life, that love is my guiding vision.