have a clear conscience

Idioms  

1. Also, have a clean conscience. Feel free of guilt or responsibility. For example, I have a clear conscience—I did all I could to help. This idiom is also put as, as in His conscience is clean about telling the whole story. The adjective clear has been used in the sense of “innocent” since about 1400; clean was so used from about 1300.

---

Example Sentences

"I have a clear conscience. I have given 100% and I don't understand it, I didn't see my termination as deserved."

From BBC

At the end of the play, no one can possibly have a clear conscience.

From Los Angeles Times

And, as for those benefits for the drivers and the supposed economic opportunity of the gig economy, MacGann now says, “When that turned out not to be the case — we had actually sold people a lie — how can you have a clear conscience if you don’t stand up and own your contribution to how people are being treated today?”

From The Verge

“I have a clear conscience,” Chung said in his plea.

From Reuters

"I hope the decision-makers have a clear conscience," he replied.

From BBC