1 sentence

1. 事物发展到日中之时，必须警惕衰败的可能。

   shì​wù fā​zhǎn dào rì​zhōng zhī shí, bì​xū jǐng​tì shuāi​bài de kě​néng.

   When things reach their zenith, one must be wary of the possibility of decline.

   Source: Dong Chinese Dictionary