I think the answeer is Taiff
Answer:
The line which indicates that good times do not last forever is:
Nothing gold can stay
Explanation:
Robert Frost in his poem "Nothing Gold Can Stay" talks about the inevitability of the things. He illustrates this by using the example of the crops which grow, ripe and then are cut down. Life is just the same as the crops which have to end someday or another. He adds that even the good and beautiful thing will see their end someday.
I'm not sure who you are talking about or in what context "one way street" is used, but as it is usually used for is for explaining or describing a person or what have you to be straight, practical, black and white, no room for a "change in direction" you might say. i hope this helps... sorry that it's 3 hours late XD
The death of Piggy has symbolic value. It shows the death of innocence of these boys, and the end of all rationality and civilized behavior.