Judith slept far into the morning the sound, deep sleep of exhaustion; that sleep of the heavy-hearted from which, almost by an effort of will, the dreams are banished. – Amy Levy (1861–1889), Reuben Sachs: A Sketch, 1888

When to soft Sleep we give ourselves away,
And in a dream as in a fairy bark
Drift on and on through the enchanted dark
To purple daybreak–little thought we pay
To that sweet bitter world we know by day. – Thomas Bailey Aldrich

Impossible to spend sleepless nights and accomplish anything: if, in my youth, my parents had not financed my insomnias, I should surely have killed myself. – E. M. Cioran

It seemed almost impossible for him to rouse himself out of the delicious depths of his first sleep. – Rev. G. Despard, M.A., Trinity Church, Kilburn, “Peace in the Heart,” in The Sun