Meanings of leave unexplained in English

There was one great subject especially which Christ had to leave unexplained-hisown death.

Why had she not stopped at the assurance of her intimacy with Sir Francis, and leave unexplained the nature of it?

How I did so,-whatmeans I adopted,-whatdirection I travelled, and by what mode of conveyance,-Imust leave unexplained, for the reasons before mentioned.

If this be so, the diversity of perceptions is however left unexplained.

Maybe you can't explain everything and some things may be better left unexplained.'

I do not know that anything essential has been left unexplained.

There was no point of any importance left unexplained that I could remember.

I don't know … Some things are best left unexplained.

There was always too much left unexplained about the way he lived and loved.

There is always something in us left unexplained, and unexplored.

In that case, schooling will explain what heredity leaves unexplained.

But he could not refrain from asking her about an enigma that she had left unexplained.

What will an hypothesis of the derivation of species explain which the opposing view leaves unexplained?

That little point is continually left unexplained.

What passes for policy in Trump-land is often impulse, better left unexplained because any explanation would sound preposterous.

He speaks of mysterious sights, half-witnessed in the gloaming, of sinister noises which have to be left unexplained.