Nothing works without training. Training beats everything.

The source

"Nothing works without training. Training beats everything." Diogenes said it in Diogenes Laertius 6.71. Translated from the original Greek by Spartan Surfers.

"Οὐδέν γε μὴν ἔλεγε τὸ παράπαν ἐν τῷ βίῳ χωρὶς ἀσκήσεως κατορθοῦσθαι, δυνατὴν δὲ ταύτην πᾶν ἐκνικῆσαι."

Original Greek, Diogenes Laertius 6.71. Greek: Hicks 1925 Loeb text via Perseus.

Who said it

Diogenes (c. 412–323 BC). The Cynic who lived in a jar in Athens and told Alexander the Great to get out of his sun.

Questions

Who said "Nothing works without training. Training beats everything."?

Diogenes (c. 412–323 BC). Source: Diogenes Laertius 6.71.

What is the original Greek?

Οὐδέν γε μὴν ἔλεγε τὸ παράπαν ἐν τῷ βίῳ χωρὶς ἀσκήσεως κατορθοῦσθαι, δυνατὴν δὲ ταύτην πᾶν ἐκνικῆσαι. Translated from the original Greek by Spartan Surfers.