This document, from the information I can accumulate, was the original script for the filming of Ten Things I Hate About You and is not the direct dialogue from the finished production. Due to the cast and director's interpretation of the script, slight changes were made (it is very interesting to read this while watching the film) during the filming process.

Essentially, the actors and actresses slightly manipulated the dialogue while filming.

Impious: to exhibit no respect towards of religion or God

https://dictionary.cambridge.org/dictionary/english/impious

Milton consistently conveys the great power of God through his manipulation of the aesthetic device of repetition. Through his reinforcement of God as an Ultimate Deity, the Creator (as described here), he distinguishes the significant imbalance of power between the Lord and every other being/force.