blissful ignorance

She had gone to the theater and enjoyed the first half of the play in blissful ignorance.

Probably not, and better that he live in blissful ignorance.

Only a few young couples still moved across the dance floor in apparently blissful ignorance.

A hundred years ago, in science's blissful ignorance, intelligence seemed naively simple.

There was something to be said for blissful ignorance.

No, much better to leave her in blissful ignorance as long as possible.

Experts say the lack of protest is due to blissful ignorance.

If we've been compromised, I want the crew to stay in blissful ignorance.

Have I just been sailing along in blissful, nostalgic ignorance?

I have lived in blissful ignorance all these years, and I'm not prepared to give that up today.