“All I could think clearly was that the thing had to be carried through; the fixed idea still ruled me. And soon, for the money I had was almost exhausted. I looked about me at the hillside, with children playing and girls watching them, and tried to think of all the fantastic advantages an invisible man would have in the world. After a time I crawled home, took some food and a strong dose of strychnine, and went to sleep in my clothes on my unmade bed. Strychnine is a grand tonic, Kemp, to take the flabbiness out of a man.”

“It’s the devil,” said Kemp. “It’s the palaeolithic in a bottle.”

“I awoke vastly invigorated and rather irritable. You know?”

“I know the stuff.”