- 百年好合 bǎiniánhǎohé everlasting unionmay you live a long and happy life together (wedding greeting)
- 百年不遇 bǎiniánbùyù once-in-a-centuryonly met with once every hundred years (drought, flood etc)
- 百年大计 bǎiniándàjì long-term projecta project of vital and lasting importance
- 百年树人 bǎiniánshùrén cultivating talent(idiom) it takes a century to cultivate talent; education is a long-term undertaking
- 五百年前是一家 wǔbǎiniánqiánshìyījiā shared ancestryfive hundred years ago we were the same family (said of persons with the same surname)
- 十年树木，百年树人 shíniánshùmù, bǎiniánshùrén long-term cultivationIt takes ten years to grow trees, but a hundred years to cultivate people; education is a long-term process.
