The speaker shows an attitude of revolt against "them." The line that identifies the speaker's change in attitude is "But we know how difficult it is for them to." Furthermore, ellipses are used in this poem to express the interruption of thoughts.
We can arrive at this answer because:
The poem has a very ambiguous meaning, mainly because of the constant use of ellipses. These ellipses, in addition to hiding some words from the reader, reinforce the feeling of interrupted thought, showing that the speaker cannot complete his reasoning.
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