知らなかったことを知る喜びはヒトならではの感覚だろうの英語

a wiseacre

There is no saying what may turn out a blessing

of an act, feigning ignorance

It is bad form to ask a stranger such a question.

Where ignorance is bliss, 'tis folly to be wise.

a look of pretending not to know

to jump to conclusions

of a person, blatantly pretending not to know something even though she or he does know it

not knowing or perceiving

I kept the knowledge to myself.

of a person, pretending not to know something even though she or he does know it, because knowing it is inconvenient

The stranger was too surprised to speak.

It is dangerous to prejudge what you do not know.

Do I know that man? I should rather think so.

That is none of our business.

It is no use your pretending that you know nothing.

Nor am I ashamed to confess my ignorance.

Do I know him? I should rather think so

As if you didn't know!

He knows nothing, and yet he talks as if he knew everything

to pretend not to know something even though one knows it

awareness of one's ignorance

There are things you're better off not knowing.

To know that we know what we know, and that we do not know what we do not know, that is true knowledge.

It seems that no one knew the truth.

I know one of them but not the other.

These things are often unknown to the world.

Everybody knows that happiness is in contentment.

To put it succinctly, I don't know, and I don't want to know.

Some people think they know everything.