Cratylus (ancient Greek: Κρατύλος, Kratylos) was an ancient Athenian philosopher from late 5th century BC, mostly known through his portrayal in Plato's dialogue Cratylus. Greek (el ελληνική γλώσσα or simply el ελληνικά — "Hellenic" is an Indo-European language, spoken today by 15-22 million people mainly The History of Athens is one of the longest of any city in Europe and in the world Philosophy is the study of general problems concerning matters such as existence knowledge truth beauty justice validity mind and language The 5th century BC started the first day of 500 BC and ended the last day of 401 BC. Biography Early life Birth and family Plato was born in Athens Greece Cratylus ( Greek: Κράτυλος is the name of a dialogue by Plato. Little is known of Cratylus or his mentor Heraclitus (of Ephesus, Asia Minor). Heraclitus of Ephesus ( Ancient Greek: &mdash grc-Latn ''Hērákleitos ho Ephésios'' English Heraclitus the Ephesian) (ca According to Cratylus at 402a, Heraclitus proclaimed that one cannot step twice into the same stream. According to Aristotle (Metaphysics, 4. Aristotle (Greek Aristotélēs) (384 BC – 322 BC was a Greek philosopher a student of Plato and teacher of Alexander the Great. Metaphysics is one of the principal works of Aristotle and the first major work of the branch of philosophy with the same name 5 1010a10-15), his disciple Cratylus went a step further to proclaim that it cannot even be done once. Such was his thorough-going skepticism.
If the world was in such constant flux that streams could change instantaneously, then so could words. Thus, Cratylus found communication to be impossible. As a result of this realization, Cratylus renounced his power of speech and limited his communication to moving his finger. He was an advocate of the idea that language is natural rather than conventional. The little known philosophy of Cratylism is based on "reconstituted" teachings, owing mostly to Cratylus's and Heraclitus's inclusion in the Dialogues of Plato. Cratylism needed in French Cratylisme, is a system or philosophy based on the teachings of Cratylus also known as Kratylos. Heraclitus of Ephesus ( Ancient Greek: &mdash grc-Latn ''Hērákleitos ho Ephésios'' English Heraclitus the Ephesian) (ca