The test of all beliefs is their practical effect in life. If it be true that optimism compels the world forward, and pessimism retards it, then it i… - Helen Keller
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The test of all beliefs is their practical effect in life. If it be true that optimism compels the world forward, and pessimism retards it, then it is dangerous to propagate a pessimistic philosophy.
Helen Adams Keller (June 27, 1880 – June 1, 1968) was an American writer and social activist; an illness (possibly scarlet fever or meningitis) at the age of 19 months left her deaf and blind.
Biography information from
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Portrait adapted from
Wikimedia Commons, Los Angeles Times; restored by User:Rhododendrites (Public domain / CC0)
Portrait from Wikimedia Commons. Credit: Los Angeles Times; restored by User:Rhododendrites. Used under Public domain / CC0. Processed and styled by Quotewise.
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