“One also sees the need for policies which can lighten an excessive imbalance between incomes. “
Direct marxist quote from your link...
The founders of our country wrote of the pursuit of happiness - not the guarantee of happiness.
One person stays on govt assistance their whole life. Another becomes an engineer or doctor. NOW, the pope wants policies to minimize the results of those life choices... ?
I can think of a whole bunch of nations where there are policies needed to lighten the excessive imbalance between incomes. Like allowing private ownership in communist countries which I assume you would be for.
I am not sure how pushing for this type of policy would be socialist in that circumstance.