zhè / rén / chī / yìng / bù / chī / ruǎn / děi / yòng / qiáng / yìng / shǒu / duàn / cái / néng / shuō / fú / tā

这人吃硬不吃软，得用强硬手段才能说服他

This person only yields to force, not persuasion; you need tough methods to convince them