I was listening to Tim Ferriss Podcast featuring Ken Burns. I came across something which clicked. Here is the transcript of what he said.

Well, you’re asking a question which requires an answer from the head, and I’m not sure the head made the decision to keep them. I think the heart did, and the heart doesn’t necessarily have a rational or easily articulated response to the question, which is a good one and an obvious one. And I wish I could be truthful and honest.

Ken Burns – Tim Ferriss Show