Mark Twain Quotes:
Ocupation: Author
Life: November 30, 1835 - April 21, 1910
Birthday: November 30
Death: April 21
The man who is a pessimist before 48 knows too much; if he is an optimist after it, he knows too little.
topic: Inspirational, Optimistic, Men, Optimism And Pessimism, Optimists And Pessimists, Forty Eight, Being Optimistic
