- 曾几何时 céngjǐhéshí not long agoit was only a short while ago; just a while before; used to describe a situation that was recently true, often with a sense of nostalgia or surprise
- 无论何时 wúlùnhéshí wheneverat any time; regardless of the time; no matter when
- 冤冤相报何时了 yuānyuānxiāngbàohéshíliǎo revenge breeds revengeA Buddhist saying asking whether there will ever be an end to it if revenge simply leads to more revenge.