Frank J. Wilstach, comp. A Dictionary of Similes. 1916.
Immortal
Immortal as the stars.
—Mathilde Blind
Immortal as air or as fire is.
—Algernon Charles Swinburne
Immortal as art and as love.
—Algernon Charles Swinburne
Immortal as the sun.
—Arthur Symons
Poetry is the first and last of all knowledge: it is immortal as the heart of man.
—William Wordsworth