Quotation:

 Epictetus quotes (Greek philosopher associated with the Stoics, AD 55-c.135)

 Robert M. Hutchins quotes (American Educator and Writer, active in forming the Committee to Frame a World Constitution (1945), led the Commission on Freedom of the Press (1946), and vigorously defended academic freedom, opposing faculty loyalty oaths in the 1950s. 1899-1977)

 Chinese Proverbs quotes

 Epictetus quotes (Greek philosopher associated with the Stoics, AD 55-c.135)

 Baron Henry Peter Brougham quotes (British and politician, reformer, and lord chancellor, 1778-1868)

 John Fitzgerald Kennedy quotes (American 35th US President (1961-63), 1917-1963)

 Ralph Waldo Emerson quotes (American Poet, Lecturer and Essayist, 1803-1882)

 Nelson Mandela quotes (South African Statesman First democratically elected State President of South Africa (1994), 1993 Nobel Prize for Peace, b.1918)

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

 Benjamin Franklin quotes (American Statesman, Scientist, Philosopher, Printer, Writer and Inventor. 1706-1790)

 Lord Chesterfield quotes (British Statesman, Diplomat and Wit, 1694-1773)