A lovely set of climatic KPIs for this website and other writing: crisp as sand, clear as sunlight.
‘… I seek  /   As climate seeks its style, to write  /   Verse crisp as sand, clear as sunlight,  /   Cold as the curved wave, ordinary  /   As a tumbler of island water.’
Source: Derek Walcott, quoted in ‘Beach bard’, The Economist, 26 April 2014, p. 73