Selfishness is not living as one wishes to live; it is asking others to live as one wishes to live. And unselfishness is letting other people's lives alone, not interfering with them. Selfishness always aims at uniformity of type.
Source: The Soul of Man under Socialism, in Fortnightly Review (London, Feb 1890).
-- Oscar Wilde, (Oct 16 1856-1900), Anglo-Irish playwright, novelist; He was noted for his flamboyant witty, sophisticated plays, e.g., The Importance of Being Ernest, 1895.