“The time has come,” the Walrus said,/ “To talk of many things:/ Of shoes – and ships – and sealing wax –/ Of cabbages – and kings –/And why the sea is boiling hot...”

Sailors think a lot about their voyages, especially before casting off. We think about the weather, the sails, the spars and the supplies. We think about navigation and about what we may find at our destination. We think about seasick pills, sleeping bags and safety.