When the last rook </br> Beat its straight path along the dusky air - Samuel Taylor Coleridge

Unchanged within, to see all changed without, Is a blank lot and hard to bear, no doubt. Yet why at others' Wanings should'st thou fret? Then only might'st thou feel a just regret, Hadst thou withheld thy love or hid thy light In selfish forethought of neglect and slight.

Sea, and hill, and wood, With all the numberless goings-on of life, Inaudible as dreams!

The reader should be carried forward, not merely or chiefly by the mechanical impulse of curiosity, or by a restless desire to arrive at the final solution; but by the pleasurable activity of mind excited by the attractions of the journey itself.