guān / yú / zhì / lì / fā / zhǎn / xiān / tiān / yǔ / hòu / tiān / nà / gè / gèng / zhòng / yào / zhì / jīn / réng / yǒu / zhēng / yì

关于智力发展，先天与后天哪个更重要至今仍有争议。

There is still debate over whether nature or nurture is more important for intellectual development.