evidence: There are dozens more paintings—of equal importance and beauty—that I could devote an unworthy paragraph to describing; but this would only swell this post to unartistic dimensions. Yet I cannot move on without mentioning the National Gallery’s collection of Italian Renaissance art. This includes Piero del Pollaiolo’s masterpiece, The Martyrdom of Saint Sebastian, a landmark in the realistic use of perspective, with the saint enricled by crossbowmen. [...] And this strikes me as perfectly true.