Quotation:

 Will Durant quotes (American Writer and Historian, collaborator of his wife, Ariel Durant. 1885-1981)

 Bel Kaufman quotes

 Malcolm X quotes (American black militant leader who articulated concepts of race pride and black nationalism in the early 1960s, 1925-1965)

 G. K. Chesterton quotes (English born Gabonese Critic, Essayist, Novelist and Poet, 1874-1936)

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

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

 G. K. Chesterton quotes (English born Gabonese Critic, Essayist, Novelist and Poet, 1874-1936)

 John Dewey quotes (American Philosopher, Psychologist and Educator, 1859-1952)

 G. K. Chesterton quotes (English born Gabonese Critic, Essayist, Novelist and Poet, 1874-1936)

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

 Robert Frost quotes (American poet, 1874-1963)