As ships, becalmed at eve, that lay
  With canvas drooping, side by side,
Two towers of sail at dawn of day
  Are scarce long leagues apart descried.

When fell the night, up sprang the breeze,
  And all the darkling hours they plied,
Nor dreamt but each the selfsame seas
  By each was cleaving, side by side:

E’en so,—but why...