Famous quotes containing the words single and/or species:
“Happiness is peace after strife, the overcoming of difficulties, the feeling of security and well-being. The only really happy folk are married women and single men.”
—H.L. (Henry Lewis)
“The principle of avoiding the unnecessary expenditure of energy has enabled the species to survive in a world full of stimuli; but it prevents the survival of the aristocracy.”
—Rebecca West (1892–1983)