A thorn in the flesh.

A thorn in the flesh.

As shines the moon amid the lesser fires.

As shines the moon amid the lesser fires.

To drink away sorrow.

To drink away sorrow.

The fat's all in the fire.

The fat's all in the fire.

To say that which is instructive and also pleasing.

To say that which is instructive and also pleasing.

Needle in a bottle of hay.

Needle in a bottle of hay.

To cut a whetstone with a razor.

To cut a whetstone with a razor.

To give importance to trifling matters.

To give importance to trifling matters.

A nail in the wound.

A nail in the wound.