A "rich perspective" means having a deep understanding or broad viewpoint on a particular topic, which allows for a more comprehensive and insightful understanding of the situation. Full definition
Susan was raised by missionary parents in multicultural environments which has provided rich perspective on loss, cultural transitions and identity. (cdpcc.org)
The release, available on the major streaming services and as a CD package with bonus DVD (featuring a high - resolution surround - sound remix and two other alternate mixes), offers rich perspective on the evolution of Reed's approach, highlighting an artist in transition, looking for a hit or two and adapting to a new decade. (metacritic.com)
I agree with @Braydon as your question basically deals with the moral underpinnings of a decision you will get much richer perspective on philosophy SE! (politics.stackexchange.com)