They must hold fast to the mystery of the faith with a clear conscience.

固守真道的奥秘，要存清洁的良心。

youdao

We all know that nostalgia is dangerous, but I remember those days with a clear conscience.

我们都知道怀旧是危险的，但我可以良知坦然地回忆那些时光。

youdao

Then God said to him in the dream, "Yes, I know you did this with a clear conscience, and so I have kept you from sinning against me." That is why I did not let you touch her.

上帝在梦中对他说：“我知道你做这事是心中正直；我也拦阻了你，免得你得罪我，所以我不容你沾着她。”

youdao

But it is the reason, frankly, why if we do have to act, we should do so with a clear conscience.

BBC: Blair speech - key quotes

Then, Ninoy's mission accomplished, Cory retired with a clear conscience to play with her grandchildren, write her memoirs and paint landscapes as sunny as her outlook.

CNN: ASIANOW - TIME Asia | TIME 100: Corazon Aquino