Reply #72: The rise of liberal education: the teaching of Socrates, Aristotle, Plato.

[peteatomic]

and as much information that could be saved after the such things like the destruction of the great library of Alexandria-- Pliny the Elder & Younger, Tacitus, Homer, etc.etc.etc. too many to post.
..and we only have maybe 15% of what has remained from wars, fires, any types of calamity.

2) Charity: the laws of the Church have helped the poor and unfortunate from time immemorial. Indeed, the largest private charity in the U.S. today is Catholic charities, and the only real welfare net in central and south America is the Church.

3) Transmission of knowledge: interesting that the Church kept great non-Christian thinkers which are the basis of modern society in enough regard to keep them.

4) the 'Truth': always up for debate.

You should read St. Thomas Aquinas.