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

" "

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.

English
Collect this quote

About Helen Keller

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 Wikiquote

Also Known As

Birth Name: Helen Adams Keller
All quotes from Helen Keller Similar Quotes by other Originators
Go Premium

Support Quotewise while enjoying an ad-free experience and premium features.

View Plans

Shorter versions of this quote

Originators like Helen Keller:
Johann Wolfgang von Goethe Maya Angelou Hermann Hesse Rabindranath Tagore Ralph Waldo Emerson

Additional quotes by Helen Keller

The best and most beautiful things in the world cannot be seen or even touched; they must be felt with the heart.
Full Quote Find Similar
Enhance Your Quote Experience

Enjoy ad-free browsing, unlimited collections, and advanced search features with Premium.

Upgrade to Premium