find a needle in the haystack

adversity agriculture background cliche close closeup concept conceptual dedication determination difficult discover discovery effort elusive eye farm feed find glass golden grain grass green hard hay haystack hope idea idiom impossible irretrievable light look lost macro magnifying metaphor mislaid misplaced missing natural nature needle object obscured perseverance persistence persistent plant problem red rural saying sayings search searching sew silver situation solving stack steel straw surroundings symbol symbolic texture thread vanish yellow