Based on the word choice in paragraph 3, what tone or attitude toward nature does Thoreau establish and how?

- "the die is cast; i have consented to return if we are not destroyed. thus are my hopes blasted by cowardice and indecision; i come back ignorant and disappointed. it requires more philosophy than i possess to bear this injustice with patience. i have lost my hopes of utility and glory; i have lost my friend."

this is the sentence that best shows that fast food restaurants are designed for using unskilled labor.