I think the actionable part of the advice is the idea of externalizing an emotion and treating it as an object to hold up and examine. Something that is outside

I think the actionable part of the advice is the idea of externalizing an emotion and treating it as an object to hold up and examine. Something that is outside of yourself and subject to analysis. To treat a feeling as being something you have, not something you are. This is a skill and it takes conscious effort to acquire it.