So, the prince in the old saying “eat breakfast like a king, lunch like a prince, and dinner like a pauper” might need to retire.
He returned home a pauper without a pension and 50 years later, at 70, chronicled the travails of the War of Independence.
1510s, "person destitute of property or means of livelihood," from Latin pauper "poor, not wealthy, of small means" (see poor (adj.)). Originally in English a legal word, from Latin phrase in forma pauperis (late 15c.) "in the character of a poor person," thus allowed to sue in court without legal fees.