Writing on a computer is faster than writing sentences out on paper, and it also allows you to correct mistakes much easier than on paper. Hope this helped!
-TTL
I would say the author uses irony in this passage that remembering his mother makes him not happy but miserable which may be the opposite of what is expected but he would rather suffer this than be happy in forgetting her as this latter feeling would be expected to make him sad.
Answer:
displacement is
or
displacement is the shortest distance from starting point to destination .
He wants them to be kind and peaceful and when they protest to show no hate but fight for what is right
You should add an obstacle where it is like a memory game