2 sentences for 薄 (bó — despise)

1. 我们不能厚此薄彼。

   wǒ​men bù néng hòu​cǐ bó bǐ.

   We should not favor one over the other.

   Source: Dong Chinese Dictionary

2. 在评价历史人物时，我们不应该厚古薄今。

   zài píng​jià lì​shǐ rén​wù shí, wǒ​men bù yīng​gāi hòu gǔ bó jīn.

   When evaluating historical figures, we should not favor the past over the present.

   Source: Dong Chinese Dictionary