Quotation:

 Robert Green Ingersoll quotes (American Statesman and Orator, noted for his broad range of culture and his defense of atheism. 1833-1899)

 Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)

 Chinese Proverbs quotes

 Roger Lewin quotes

 Aristotle quotes (Ancient Greek Philosopher, Scientist and Physician, 384 BC-322 BC)

 Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)

 Jim Rohn quotes (American Speaker and Author. He is famous for motivational audio programs for Business and Life. )

 Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)

 Carl Rogers quotes

 Voltaire quotes (French Philosopher and Writer. One of the greatest of all French authors, 1694-1778)