1. Beatrice says that the purpose of the simplicity in her town's design is to help them forget themselves. The Abnegation have dull hairstyles and wear dull clothes, and they only eat dull food. They try to keep everything dull because they believe that forgetting yourself makes it easier to be selfless, as vanity causes selfishness.
2. When Beatrice is talking to Caleb, she hears the whistle of a dauntless train in the distance,and says that "it sounds like the Dauntless, calling me to them." She realizes that she wants to be free, and that she doesn't want to give up the part of herself that makes her Beatrice Prior. From this you can infer that she will most likely transfer to Dauntless at the choosing ceremony.
to contrast the concern the boys should have felt with the satisfaction they really felt.. It can be seen the boys ere very happy when the cubs boat blew up and when the cub appeared in church and was treated as a hero.
He lay on his back and began to pass his life in review in quite a new way.
A summary is basically a recap or breif exploration of something. So if you were summarizing a book you would explain who the main character is, who the antagonist is and give a short explanation as to what the protagonist did to stop the antagonist.
Short example:
Mary had to steal the book back from the bad guy before he used it to destroy the Earth. She snuck around his base and eventually got to the main room where she had to fight the bad guy and escape with the book before his henchmen could catch up.
I think spiteful
dally was not in a good place mentally if this is where I think it is in the book