yán / jiū / wèn / tí / bù / néng / zhǐ / tīng / yí / miàn / zhī / cí / fǒu / zé / hěn / róng / yì / hé / yǎn / mō / xiàng

研究问题不能只听一面之词，否则很容易合眼摸象。

When studying an issue, you cannot listen to only one side, or you may easily proceed blindly.