Why did Gandalf save Faramir?

[Thinlómien]

Originally Posted by Son of Númenor

The dilemma is not moral, really. Gandalf was not sent to Middle-earth to save anyone - he willingly sacrificed the lives of thousands of men.

Why? He was doing his service to Eru - he was doing his dharma.

Originally Posted by Son of Númenor

Eru does not exist in the Lord of the Rings.

You're contradicting yourself, SoN, if I understand this correctly. In LotR Gandalf is doing his service to Eru, who does not exist in the book? You can't possibly mean Eru exist in between the lines, since you reject that theory too. What can you possibly be aiming at?