When it comes to hygiene – personal hygiene – the cleanliness of body, clothing, and home environment are typically the focus. And while these are important, hygiene is much more: it is about maintaining health and preventing disease – and so that includes physical and mental cleanliness.  In the 19th century, the poet Robert Browning dropped us into the secret inner world of a monk who is enraged at “Brother Lawrence”. What exactly did this Brother Lawrence do? You might wonder, if you haven’t already read the fiercely gnarled interior monologue known as the “Soliloquy of the Spanish Cloister”. Well, for one, Brother Lawrence grew melons to share with the order. (The effrontery! The virtue signaling!) “Oh, those melons! if he’s able   We’re to have a feast; so nice!One goes to the Abbot’s table,   All of us get each a slice.How go on your flowers? None double?   Not one fruit-sort can you spy?Strange!–And I, too, at such trouble,   Keep them close-nipped on the sly!” This is a monk going through the motions of appearing pious, and while we witness his contaminated thoughts …