—  Jean Rostand, 1894-1977, French scientist & philosopher

—  Terry Pratchett, 1948-2015, British writer

—  Martin Heidegger, 1889-1976, German philosopher

—  Robert M. Pirsig, 1928-2017, American writer

—  Rumi, 1207-1273, Persian mystic & poet

—  Ralph Waldo Emerson, 1803-1884, American philosopher

—  Lyndon Johnson, 1908-1973, American President [1963-1969]

—  Antonio Porchia, 1885-1968, Italian-Argentinian poet

—  Thomas Edison, 1847-1934, American inventor

—  Paul Valery, 1871-1945, French poet

—  Rumi, 1207-1273, Persian mystic & poet

—  Noam Chomsky, 1928-, American linguist, philosopher, social activist

—  Rumi, 1207-1273, Persian mystic & poet

—  Pablo Picasso, 1881-1973, Spanish painter

—  Jean Cocteau, 1889-1963, French artist

—  Frank Tyger, 1929-2011, American cartoonist

—  Eugene O’Neill, 1888-1953, American playwright, Nobel 1936

—  Cesare Pavese, 1908-1950, Italian writer

—  Charles Bukowski, 1920-1994, American writer

—  Thomas Carlyle, 1795-1881, English writer

—  Rainer Maria Rilke, 1875-1926, Czech-German poet

—  Joseph Campbell, 1904-1987, American academic

—  Robert Louis Stevenson, 1850-1894, Scottish writer

—  Marshall McLuhan, 1911-1980, Canadian academic & media theorist

—  Marshall McLuhan, 1911-1980, Canadian academic & media theorist

—  D. H. Lawrence, 1885-1930, British writer

—  Hermann Hesse, 1877-1962, German writer, Nobel 1946

—  Søren Kierkegaard, 1813-1855, Danish philosopher

Non quis, sed quid.

—  Latin proverb

—  Alfred Tennyson, 1809-1892, English poet

—  Wallace Stevens, 1879-1955, American poet

—  Alfred Tennyson, 1809-1892, English poet

—  Rudyard Kipling, 1865-1936, English writer, Nobel 1907

—  Emily Dickinson, 1830-1886, American poet

—  Ashleigh Brilliant, 1933-, British cartoonist & epigrammatist

Εάν μη έλπηται ανέλπιστον, ουκ εξευρήσει.

—  Heraclitus, 544-484 BC, Ancient Greek philosopher

Άνθρωπον ζητώ.

—  Diogenes, 410-323 BC, Ancient Greek Cynic philosopher

     (walking around with a lamp in broad daylight)