"'How did you go bankrupt?' Bill asked. 'Two ways,' Mike said. 'Gradually and then suddenly.'"
Ernest Hemingway The Sun Also Rises (frequently misquoted or misattributed including to Mark Twain or F. Scott Fitzgerald according to www.sovereignman.com/offshore/slowly-at-first-then-all-at-once-12909, which warned that it applies to nations too)