[Dilbert San Diego]

But since most are good liberals, they reject materialism and only want to push the liberal agenda. That is their reward, that they are helping push society towards the liberal view of any issue.

[MrB]

Actually, the core “motivation” of liberalism, and being a liberal, is to feel good, if not superior, about yourself.

[freekitty]

Not one liberal I have ever seen has reject materialism.