Gregory Bateson
Giacomo Leopardi
Johann W. von Goethe
Arthur Schopenhauer
Albert Camus
Richard Dawkins
Sigmund Freud
Luigi Pirandello
Paul Watzlawick
Luigi Anepeta
Edgar Morin
George Herbert Mead
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Karl Popper
Henri Laborit
Alfred Korzybski
Erich Fromm
Emil Cioran
Daniel Goleman
Alfred Adler
Charles Darwin
Zygmunt Bauman
Friedrich Nietzsche
Thomas S. Eliot
Umberto Galimberti
George Bernard Shaw
Antonio Damasio
Antonio Gramsci
Nicolas de Chamfort
Philip Stanhope (Lord Chesterfield)
Gilles Deleuze
Nicolas Gomez Davila
Fernando Pessoa
Carlos Ruiz Zafón
Peter Drucker
Gesualdo Bufalino
Stanislaw Lec
Karl Kraus
Walter Di Gemma
Groucho Marx
Mark Twain
Antonio Porchia
Franz Kafka
Arthur Bloch
Luciano De Crescenzo
Pino Caruso
Jiddu Krishnamurti
Joseph Joubert
William Shakespeare
Steven Pinker
Olivia Dresher
Elias Canetti
Jean-Paul Sartre
Winston Churchill
F. de La Rochefoucauld
Bertrand Russell
Jacques Monod
Margaret Mead
Charles Bukowski
Henri-Frédéric Amiel
Ezra Pound
Ludwig von Bertalanffy
Dan Millman
Ambrose Bierce
Gustave Flaubert
Ralph Waldo Emerson
Mario Vassalle
Sam Harris
George Carlin
Thomas Mann
Cesare Pavese
Eva Illouz
Marcel Proust
Pier Paolo Pasolini
Hermann Hesse
Seneca
Ennio Flaiano
Aristotele
Democrito
Honoré de Balzac
Giordano Bruno
Baruch Spinoza
William Blake
Henri Bergson
Emily Dickinson
Baltasar Gracian
Bruno Cancellieri
Robert Sapolsky
René Girard
Albert Einstein
Giovanni Soriano
Henry Ford
David Hume
Luc de Vauvenargues
Woody Allen
Michel de Montaigne
Blaise Pascal
Vilayanur Ramachandran
Anacleto Verrecchia
Osho Rajneesh
David Foster Wallace
Ludwig Wittgenstein
Voltaire
Daniel Dennett
Charles Sanders Peirce
Carlo Dossi
Karl Marx
Louis-Ferdinand Céline
Hannah Arendt
Carlo Rovelli
Dalai Lama (Tenzin Gyatso)
Fyodor Dostoevsky
Simone De Beauvoir
Oscar Wilde
Alain de Botton
William James
Christian Friedrich Hebbel
Gabriel Laub
Carl Gustav Jung
Yuval Noah Harari
Paul Valéry
Lucrezio Caro
Socrates