He made no reply to Ingolby, but his head swayed from side to side in that sensuous state produced by self-hypnotism, so common among the half-Eastern races.

By an effort of the will they send through the nerves a flood of feeling which is half-anaesthetic, half-intoxicant.
Carried into its fullest expression it drives a man amok or makes of him a howling dervish, a fanatic, or a Shakir.

In lesser intensity it produces the musician of the purely sensuous order, or the dancer that performs prodigies of abandoned grace.

Suddenly the sensuous exaltation had come upon Jethro Fawe.

It was as though he had discharged into his system from some cells of his brain a flood which coursed like a stream of soft fire.
In the pleasurable pain of such a mood he drew his bow across the strings with a sweeping stroke, and then, for an instant, he ran hither and thither on the strings testing the quality and finding the range and capacity of the instrument.