I suppose it's meant to cover the Passion as well Nigel.
I do think it's a good idea to exercise some self-discipline for a while. It's nice to find out one can control one's self-will if necessary.
I've been given a lovely box of chocolates by my kind husband for Valentine/s Day this morning, and in spite of the above smug remarks about self-discipline, I think...er...I'll tuck into them nevertheless!