Неизвестный Богданов. В 3-х книгах. Кн. 1.: А.А. Богданов (Малиновский). Статьи, доклады, письма и воспоминания. 1901 - 1928 гг

It ain’t over till it’s over. End relationships that no longer work for you, as you could be spending time in a dead end. Rather head for more meaningful things. You could be missing opportunities while you’re stuck in a meaningless rut, trying to breathe life into something that is long gone.