Plato, 42.
The Lives and Opinions of Eminent Philosophers (c. 200 A.D.), Book 3: Plato
Baltasar Gracián book The Art of Worldly Wisdom
La virtud es cosa de veras, todo lo demás de burlas. La capacidad y grandeza se ha de medir por la virtud, no por la fortuna. Ella sola se basta a sí misma. Vivo el hombre, le haze amable; y muerto, memorable.
Maxim 300 (p. 168)
The Art of Worldly Wisdom (1647)
“Justice is happiness according to virtue.”
John Rawls book A Theory of Justice
Source: A Theory of Justice (1971; 1975; 1999), Chapter V, Section 48, p. 310
Frederik Pohl book Man Plus
Source: Man Plus (1976), Chapter 11, “Dorothy Louise Mintz Torraway as Penelope” (p. 146)
“No one can be happy without virtue.”
Beatus autem esse sine virtute nemo potest
Marcus Tullius Cicero (-106–-43 BC) Roman philosopher and statesman
Book I, section 48
De Natura Deorum – On the Nature of the Gods (45 BC)
Alexander Nehamas (1946) Professor of philosophy
Only a Promise of Happiness: The Place of Beauty in a World of Art (2010), p. 138.
“She's private to herself and best of knowledge
Whom she'll make so happy as to sigh for.”
Francis Beaumont The Knight of the Burning Pestle
The Knight of the Burning Pestle (c. 1607; published 1613), Act I, scene 1.
George Sarton (1884–1956) American historian of science
Preface.
A History of Science Vol.2 Hellenistic Science and Culture in the Last Three Centuries B.C. (1959)
“That is the secret of happiness and virtue -- liking what you've got to do.”
Aldous Huxley book Brave New World
Source: Brave New World
