Answer:
Fahrenheit 451 demonstrates the dangers of a society focused only on the immediate gratification of the present. This society has all but erased history. Its members derive meaningless pleasure from watching their "families" on futuristic televisions and don't engage in any meaningful conversations.
Answer: Proctor initially agreed to sign the document, for due to his previous transgressions he does not view himself as a morally righteous person. However, he knows in his heart that it is wrong to lie, even to save his life, so he decides to tear his confession in two, condemning himself to hang.
Explanation:
I checked the phrasal meanings of all these three words. Closely related meaning to the short truth is just THEME.