Maintaining morale when out sketching on location is vital, and while some might find a whisky flask useful, I generally rely on tea. Sadly last week in Pembrokeshire the cottage where I stayed lacked that vital ingredient, the teapot. Naturally, this was pretty disastrous, so when out and about I made the most of any such facilities. In the sketch below the right-hand building is a superb tea-shop selling the most delicious cakes, and this is why you might detect a certain hastiness in the…