How does the phase “they use everything of the pig except the sequel” (paragraph 1) contribute to the central idea of the text?

the eye wink at the hand; yet let that be / which the eye fears, when it is done, to see.

i've read it so how can i ?

b. cronkite, a trusted television personality, declared that the war was unwinnable and told the american people that the government had better find a way out

even though it went against everything the news anchors typically stood for, cronkite voiced an opinion and took a stance, telling the us that there was no way they were going to win, the war was going to end in a stalemate.