瞻 ㄓㄢ zhān 前 ㄑㄧㄢ ˊ qián 顾 ㄍㄨ ˋ gù 后 ㄏㄡ ˋ hòu 瞻 ㄓㄢ zhān 前 ㄑㄧㄢ ˊ qián 顧 ㄍㄨ ˋ gù 後 ㄏㄡ ˋ hòu to look forward and back to consider prudently overcautious