Quotation:

 Herbert Spencer quotes (British social Philosopher, 1820-1903)

 Herbert Spencer quotes (British social Philosopher, 1820-1903)

 Lao Tzu quotes (Chinese taoist Philosopher, founder of Taoism, wrote "Tao Te Ching" (also "The Book of the Way"). 600 BC-531 BC)

 Andrew Jackson quotes (American 7th US President, 1767-1845)

 Benjamin Spock quotes (American Pediatrician and Author, 1903-1998)

 Lao Tzu quotes (Chinese taoist Philosopher, founder of Taoism, wrote "Tao Te Ching" (also "The Book of the Way"). 600 BC-531 BC)

 Herbert Spencer quotes (British social Philosopher, 1820-1903)

 Barbara De Angelis quotes (American researcher on relationships and personal growth)

 wolfdyke

 B. B. King quotes (American musician, b.1925)

 Reinhold Niebuhr quotes (American theologian, 1892-1971)

 Henry Kissinger quotes (American Political scientist. b.1923)