“Henceforth, there is to be no testing oneself against the best, with the possibility, even the likelihood, of failure: instead, one is perpetually to immerse oneself in the tepid bath of self-esteem, mutual congratulation, and benevolence toward all.”

in Lives of the Literature, edited by William Breit and ‎Barry T. Hirsch
1970s-1980s

Statement of 1937 or earlier, as quoted in The New Speaker's Treasury of Wit and Wisdom (1958) edited by Herbert Victor Prochnow

Source: The Woman Destroyed

69
The Zürau Aphorisms (1917 - 1918)

[2006, Light on the Ancient Worlds, World Wisdom, 102, 978-0-941532-72-3]
Spiritual path, Prayer

The Collected Papers of Bertrand Russell: Contemplation and Action, 1902-1914, ed. Richard A. Rempel, Andrew Brink and Margaret Moran (Routledge, 1993, : Textual Notes, p. 555; also in Laurence J. Peter Quotations for our time (1978), p. 188
Attributed from posthumous publications
Context: Wherever one finds oneself inclined to bitterness, it is a sign of emotional failure: a larger heart, and a greater self-restraint, would put a calm autumnal sadness in the place of the instinctive outcry of pain.

#26570, Part 27
Seventy Seven Thousand Service-Trees series 1-50 (1998)

Statement of 1937 or earlier, as quoted in The New Speaker's Treasury of Wit and Wisdom (1958) edited by Herbert Victor Prochnow
Context: Rebellion against your handicaps gets you nowhere. Self-pity gets you nowhere. One must have the adventurous daring to accept oneself as a bundle of possibilities and undertake the most interesting game in the world — making the most of one's best.