The superior man is modest in his speech, but exceeds in his actions.
君子欲訥於言而敏於行。
Original text (Chinese)
Notes from Wikiquote
James Legge translation.
Variants
s: The superior man acts before he speaks, and afterwards speaks according to his actions.
The greater man does not boast of himself, But does what he must do.
A good man does not give orders, but leads by example.