Leonardo da Vinci quotes (Italian draftsman, Painter, Sculptor, Architect and Engineer whose genius epitomized the Renaissance humanist ideal. 1452-1519)
Mark Overby quotes
Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)
Joseph Campbell quotes (American prolific Author, Editor, Philosopher and Teacher, 1904-1987)
Thomas Kempis quotes
Mark Twain quotes (American Humorist, Writer and Lecturer. 1835-1910)
Nora Ephron quotes (Screenwriter and director)
Ralph Waldo Emerson quotes (American Poet, Lecturer and Essayist, 1803-1882)
Anthony Robbins quotes (American advisor to leaders)