This quote is commonly attributed to Helen Keller, but I have not been able to locate a primary source. Use with caution in academic or professional contexts.
“Life is either a daring adventure or nothing.”
— Helen Keller Primary source“Optimism is the faith that leads to achievement; nothing can be done without hope.”
— Helen Keller Primary source“The test of all beliefs is their practical effect in life. It be true that optimism compels the world forward, and pessimism retards it, them it is dangerous to propagate a pessimistic philosophy.”
— Helen Keller Primary source“One can never consent to creep when one feels an impulse to soar.”
— Helen Keller Primary source