20. Religio Poetæ, 1893, p. 44.
21. The "Ring" of Eternity is a familiar mystical symbol which Vaughan doubtless knew in other writers; for instance as used by Suso or Ruysbroeck. See Mysticism, by E. Underhill, p. 489 and note.
22. See the illuminating description of this essentially mystic feeling given by J. Stewart in The Myths of Pinto, Introduction, pp. 39 et seq.
23. The Story of my Heart, pp. 87, 88.
24. Ibid., p. 76.
25. The Story of my Heart, p. 199.
26. Ibid., p. 71.
27. Ibid., p. 74.
28. See Compendium of Philosophy, a mediæval digest of the Abhidhamma, translated by S. Z. Aung and Mrs Rhys Davids, 1910, 152 f.
29. We cannot agree with Prof Grierson, who, in his fine recent edition of the poet (Donne's Poems, Oxford, 1912, vol ii., pp. cxxxv.-vi.), holds that the style and tone of this song point to Donne not being the author. For these very qualities it would seem indubitably to be his.