Which ailment requires a military psychologist?

Based on your knowledge of word parts what does the word intervene mean

On one hand, i aspire to an ivy league vocation: 1 professor of the sciences in higher education. 2 but like noble amphibians that thrive on land and in the stream, 3 i've got another world of which i like to gladly dream. 4 some say that it's abnormal; my affections are exclusive. 5 in science, they say, emotions are something quite elusive. 6 line 3 exemplifies which kind of figurative language? a) hyperbole b) metaphor c) onomatopoeia d) simile

Who is ¨ the guilty party¨ at the end of the text, and how do his actions contribute to the storys theme?