I shall soon be laid in the quiet grave--thank God for the quiet grave--O! I can feel the cold earth upon me--the daisies growing over me--O for this quiet--it will be my first.
In a letter from Joseph Severn to John Taylor, 6 March 1821, in H. E. Rollins (ed.) 'The Letters of John Keats' (1958) vol. 2, p. 378