Answer:
Daedalus was bitter, angry, and jealous of Perdix's success at such a young age. Daedalus is jealous of Perdix's skill and wisdom. He wishes it could be his son, not Perdix, that is alive and well and angrily shoves Perdix out the tower.
Explanation:
The theme is the message. I always used to think the theme and then you make the me and then you make the message.