Some translations set each line of poetry farther to the right than the rest of the text to make it easier to read. The ULB does this with the poetry in 12:10-11, 36, which are words from the Old Testament.
Hypothetical situations are situations that have not actually happened. People describe these situations so they learn what their hearers think is good and bad or right and wrong. (See: [[rc://en/ta/man/translate/figs-hypo]])