- 何以见得 héyǐjiàndé how can you tellHow so; on what basis can one reach such a conclusion; what makes you say that
- 情何以堪 qínghéyǐkān how can this be endured!(idiom) used to express that a situation is so distressing or contrary to normal sentiment that it is hard to bear; often conveys deep emotion or sympathy
- 没有规矩,何以成方圆 méiyǒuguījuhéyǐchéngfāngyuán without rules, how can anything be donewithout rules, how can anything be achieved; one must follow established rules and standards to succeed