to springs luscious re-gathering of life ; the stretching of branches into twigs into buds into leaves ; the rushing fever of life ; the gigantic stirring , the vast billowing of purpose that drapes even the sky with smile ; the return of geese , swans , and swallow ( and wait until you hear this ) ; even brother bear , much thinner now but in a better mood for all that , stretching , looking around for life to do .