Jill: Now that I have a full-time job, I'm certain to be able to pay all my debts. Jane: But it's just a temporary job; it may not last long. Never halloo till you are out of the woods.
Dictionary of American idioms. 2013.
don’t halloo till you are out of the wood — Do not exult until all danger or difficulty is past. Halloo literally means to shout in order to attract attention. 1770 B. FRANKLIN Papers (1973) XVIII. 356 This is Hollowing before you are out of the Wood. 1800 A. ADAMS Letter 13 Nov. (1848)… … Proverbs new dictionary
Oxford Dictionary of Proverbs, Thematic Index — absence absence makes the heart grow fonder he who is absent is always in the wrong the best of friends must part blue are the hills that are far away distance lends enchantment to the view out of sight, out of mind … Proverbs new dictionary
