2 sentences

1. 他这样做完全是出于善意。

   tā zhè​yàng zuò wán​quán shì chū​yú shàn​yì.

   He did this entirely out of goodwill.

   Source: Dong Chinese Dictionary

2. 通往地狱的路，都是由善意铺成的。

   tōng​wǎng dì​yù de lù, dōu shì yóu shàn​yì pū chéng de.

   The road to hell is paved with good intentions.

   Source: Tatoeba