I'm pretty sure the first sentence? Everything else sounds a tad opinionated.
Answer:
I am very thirsty so I will drink some water.
Is there any word choice?
Answer:
In general, the active voice makes your writing stronger, more direct, and, you guessed it, more active. The subject is something, or it does the action of the verb in the sentence. With the passive voice, the subject is acted upon by some other performer of the verb.
Positive qualities and actions are associated with him in these lines, such as "cleaned them of evil" and "saved it from violence". These qualities and actions indicate a heroic nature.