You are responsible for your feelings. Or are you?

These days everyone seems to be in favour of people taking responsibility. But in the self-help world, an unusual spin on this idea has become popular: "You are responsible for your feelings." (Sometimes the word "emotions" is used instead of "feelings", and here I'll treat the two terms synonymously.) Now it makes sense to talk about taking responsibility for your behaviour—although it's easier said than done—but what would it mean for a person to take responsibility for their internal state of being? The question hinges on what we mean by the word "responsibility". Consider the following scenario: suppose you're helping to organize a party and you take responsibility for the drinks. In this case, taking responsibility means looking after, taking care of. Applying this to our feelings makes a good deal of sense. Ultimately, each of us needs to look after and take care of our feelings. Other people's behaviour can of course have a...