A book is a mirror: if an ape looks into it, an apostle is unlikely to look out.

Sustainable practices aren't just good for the planet; they're good for business in the long run.

如果谋虑不到，那么就根据过去推知未来（主要强调凭借经验），根据明显的事推知隐微的事。像这样谋虑，那么所谋必得（成功）。