After the second vision came an earthquake (metaphor? literal attention-getter?) The messenger told him to pray and fast for another seven days then he would reveal even greater things than before.
After the prescribed week, Ezra was troubled. Addressing the Lord, he recounted the story of creation (Genesis 1 version, but with some variations; e.g., no Eve).
Ezra interpreted God's intention was to create the world for humans, but not all humans. "He complained, "Now, some other nations domineer over us while we, your firstborn, only begotten, have been given into their hands. Why aren't we in charge? How long will it be like this?"
Do we think God has favorites?