Anonymous
Aristotle
Don Marquis
Vedanta philosophy
LOTR
Democritus
Jean-Jacques Rousseau
Thomas Jefferson
James Allen
Abraham Lincoln
Democritus
Romain Rolland
Tom Dobbs (Man of the Year)
Colin Blakemore
Master Yoda (Star Wars)
Anonymous
Aldous Huxley
Carl Jung
Randall Jarrell
Thomas Szasz
Chinese proverb
Voltaire
Kurt Vonnegut
Yoda
Phyllis Diller
Zen proverb
Sir John Eccles (Nobel prize winner of medicine)
Oscar Wilde
Albert Einstein
Joe Ancis
Muhammad Ali
George Bernard Shaw
Yoda
اوستا
Print Ritter
Jules Renard
Fyodor Dostoevsky
Edward Bulwer-Lytton
Stephen Vizinczey
James M. Barrie
Buddha
Martin Vanbee
Carl Sagan
Werner Heisenberg
Carl Sagan
J. A. Wheeler
Unknown
Sigmund Freud
Bertrand Russell
Alan Watts
Geoffrey A. Landis
John Maynard Smith
Buckminster Fuller
Henri Poincare
Aristotle
Alfred North Whitehead
Spinoza, Ethics, 1673
سعدی
Steven Weinberg
Einstein
Unknown
Buddha
Thomas Edison
Albert Einstein
Buddha
The Oracle
Bob Hope
Unknown
Buddha
Evan Williams (Cofounder of Blogger)
Unknown
Albert Einstein
V. Ziswiler
Rita Rudner
Unknown
Plato
Einstein
Arthur C. Clarke
Plato
Buddha
Mahatma Gandhi
Mahatma Gandhi
Peter Russell
An old saying
Albert Einstein
Stephen Hawking
Albert Einstein
Wayne Dyer
Isaac Asimov