What happened to “Thou shalt not covet thy neighbor’s goods.”?
What the Pope's exhortation tells the poor is that when the poor envy what the rich have, it's the rich that are covetous---
...The great danger in today’s world, pervaded as it is by consumerism, is the desolation and anguish born of a complacent yet covetous heart, the feverish pursuit of frivolous pleasures, and a blunted conscience. Whenever our interior life becomes caught up in its own interests and concerns, there is no longer room for others, no place for the poor...
---and taking stuff from the rich is OK because it's all stuff the rich stole from the poor in the first place:
...I encourage financial experts and political leaders to ponder the words of one of the sages of antiquity: “Not to share one’s wealth with the poor is to steal from them and to take away their livelihood. It is not our own goods which we hold, but theirs”...