困難を乗り越える。

The phrase '困難を乗り越える' (konnan o norikoeru) is composed of several elements. '困難' (konnan) means 'difficulty,' 'hardship,' or 'trouble.' It is a compound word: * '困' (kon) originates from the image of being surrounded by a fence or enclosure, implying being trapped or distressed. Its ancient forms show a tree or person within a square. * '難' (nan) means 'difficulty,' 'hardship,' or 'disaster.' The character depicts a bird (隹) struggling to escape from a trap or a thorny bush, hence implying suffering or adversity. The radical '堇' (kin), while not immediately obvious in modern meaning, historically implied a painful situation or effort. 'を' (o) is a direct object particle. '乗り越える' (norikoeru) means 'to overcome,' 'to get over,' or 'to surmount.' It is also a compound verb: * '乗る' (noru) means 'to ride,' 'to get on,' or 'to mount.' Its etymology depicts a person straddling something or riding an animal. * '越える' (koeru) means 'to cross over,' 'to surmount,' or 'to exceed.' The character '越' (etsu) contains elements that suggest movement over a boundary or obstacle, historically depicting a person walking over a mound or hill. Combined, '困難を乗り越える' literally translates to 'to ride over difficulties' or 'to cross over difficulties,' effectively meaning 'to overcome challenges' or 'to surmount hardships.' The phrase emphasizes the act of successfully navigating and moving past obstacles, much like traversing a physical barrier.