2 American spirit reflected in the movie
Some people will be touched by the pure love between Juli and Bryce. Some people may attracted by the fresh feeling of the movie tone. But only the American spirit of it can make it enjoys popular support for a long time.

2.1. Self-respect
Inpidualism tells us that we should think for ourselves, judge for ourselves, decide for ourselves and live the way we think proper. And in Flipped, Juli is the girl who takes inpidualism as life motto. 电影《怦然心动》中美国精神的折射(2):http://www.751com.cn/yingyu/lunwen_15539.html