Whatever expenditure is sanctioned—even when it is sanctioned against the ministry's wish—the ministry must find the money. Accordingly, they have the strongest motive to oppose extra outlay.... The ministry is (so to speak) the breadwinner of the political family, and has to meet the cost of philanthropy and glory; just as the head of a family has to pay for the charities of his wife and the toilette of his daughters.

No. V, The House of Commons, p. 137 - The English Constitution (1867)