Mark Twain Quotes
There is no sadder sight than a young pessimist, except an old optimist.
Chapter XXXIV. Italy Again, Mark Twain's Notebook (1935, posthumous)
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We have found that our great philosophers and our great men of action are optimists. So, too, our most potent men of letters have...
These are the soul’s changes. I don’t believe in ageing. I believe in forever altering one’s aspect to the sun. Hence my optimism.
The test of all beliefs is their practical effect in life. If it be true that optimism compels the world forward, and pessimism retards...
Edgar Allan Poe
November 30, 1835 - April 21, 1910