The change of day and night is perceived.

Look, O thou enthralled by Yesterday and To-morrow,

Behold another world in thine own heart! 1550

Thou hast sown the seed of darkness in thy clay,

Thou hast imagined Time as a line:

Thy thought measures length of Time

With the measure of night and day.

Thou mak’st this line a girdle on thine infidel waist; 1555

Thou art an advertiser of falsehood, like idols.

Thou wert the Elixir, and thou hast become a peck of dust;