Mayhap the part where I was reminded of something which I am not particularly pleased about. Or perhaps the fact that I might have pulled the trigger if given a sufficient reason to do so.

[He glances aside.]

As to the latter, those efforts account for little in the end. A few "good deeds" toward individuals they have never heard of and cannot remember, for civilizations that no longer exist? What is that worth to them compared to direct actions by myself and my empire? Actions which have impacted their very way of life.