This is the old giver/taker argument. IMHO the interesting part is even though both are highly related you need extra parts of the brain for the former. For ex

This is the old giver/taker argument. IMHO the interesting part is even though both are highly related you need extra parts of the brain for the former. For example reading vs. writing. This pattern tends to repeat from reading about fMRI studies (completely reader there myself, not my science.) I find [pure] takers to be incomplete and get close to be social parasites, even if harmless.