Knowing exactly what's wanted at the instant.

She has it, has it to the tips of her fingers." Lee said no more.

The young doctor was still labouring under the excitement of the past hour and swimming in exultation at performing an operation that would have taxed the skill of an experienced surgeon.

It had been one of those wicked cases--arm crushed to the shoulder, everything gone into a hodge-podge of flesh and arteries and splintered bone, a case for fast work and at the same time for delicate closure of the stump.

This had been thrust at Higginson like a flash, he out of a medical school but a year and a half, still coaxing a moustache, so to speak.