His companion smiled.
"You are right," he said.
"I don't see how you can do it," said Harry.
"Practice, my boy."
"But practice wouldn't make everybody a ventriloquist, would it?"
"Most persons might become ventriloquists, though in an unequal degree. I often amuse myself by making use of it for playing practical jokes upon people.
"Do you see that old lady ahead?"
"Yes, sir."
"I'll offer her a ride. If she accepts, you'll see sport. I shall make you talk but you must be careful to say nothing yourself."
A few rods farther on, they overtook an old woman.