These lines express a sense of confusion and inner turmoil. The speaker is grappling with the concepts of right and wrong and feeling unable to find clarity. The phrase "I can't get along" suggests a struggle to navigate or come to terms with these conflicting ideas. The speaker is uncertain about what to do, and the line "my mind cannot understand anything" reflects a state of confusion and frustration, where the speaker feels overwhelmed and unable to make sense of their thoughts or the situation. Overall, the poet seems to be conveying a sense of inner conflict and a struggle to find direction or understanding.