At present he want her not.
"He is sure with his so great knowledge that she will come at his call.

But he cut her off, take her, as he can do, out of his own power, that so she come not to him.

Ah! There I have hope that our man brains that have been of man so long and that have not lost the grace of God, will come higher than his child-brain that lie in his tomb for centuries, that grow not yet to our stature, and that do only work selfish and therefore small.

Here comes Madam Mina.

Not a word to her of her trance! She knows it not, and it would overwhelm her and make despair just when we want all her hope, all her courage, when most we want all her great brain which is trained like man's brain, but is of sweet woman and have a special power which the Count give her, and which he may not take away altogether, though he think not so.