yù / dào / kùn / nan / shí / bú / yào / huī / xīn / sàng / qì / jì / xù / nǔ / lì / jiù / yǒu / jī / huì / chéng / gōng遇到困难时不要灰心丧气,继续努力就有机会成功。Do not lose heart when you encounter difficulties; keep working and you may still succeed.