Who said "Good men in Greece? Nowhere. Good boys? In Sparta."?

Diogenes (c. 412–323 BC). Source: Diogenes Laertius 6.27.

What is the original Greek?

ἄνδρας μέν, εἶπεν, οὐδαμοῦ, παῖδας δʼ ἐν Λακεδαίμονι. Translated from the original Greek by Spartan Surfers.

Good men in Greece? Nowhere. Good boys? In Sparta.

Diogenes, Diogenes Laertius 6.27

The source

"Good men in Greece? Nowhere. Good boys? In Sparta." Diogenes said it in Diogenes Laertius 6.27. Translated from the original Greek by Spartan Surfers.

"ἄνδρας μέν, εἶπεν, οὐδαμοῦ, παῖδας δʼ ἐν Λακεδαίμονι."

Original Greek, Diogenes Laertius 6.27. 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 "Good men in Greece? Nowhere. Good boys? In Sparta."?: Diogenes (c. 412–323 BC). Source: Diogenes Laertius 6.27.
What is the original Greek?: ἄνδρας μέν, εἶπεν, οὐδαμοῦ, παῖδας δʼ ἐν Λακεδαίμονι. Translated from the original Greek by Spartan Surfers.