It is likely this one: “吃得苦中苦，方为人上人”. Lit. Eat the most bitter of the bitters, become the person above the people.
That’s the one, I took some liberties with the translation.
It is likely this one: “吃得苦中苦，方为人上人”. Lit. Eat the most bitter of the bitters, become the person above the people.
That’s the one, I took some liberties with the translation.