"Friday." "Washing and ironing." "Saturday and Sunday." "My days off." "Then do you mind if we get to work?" "That's what you hired me for." He bent over his machine and uttered something in a muffled voice. "What did you say?" she asked innocently. "I wouldn't repeat it for a lady's ears," he snapped. "The pineal gland--the mystery gland of the human brain. Mystics call it the 'third eye.' Some say it is an atrophied eye, in the center of the forehead, others say it is a new sense man is developing, for use in the future." "Shut up and let me put this electrode in place," said Mary. She swabbed at his forehead with a piece of cotton dipped in alcohol. Then she placed a small pad of felt dipped in water over the spot, and placed the silver electrode over it, clamped it in place on his head. He grinned up at her. "Maybe when you turn on the power, and amplify the waves, I'll be able to read your mind." "You'd better not. Unless you want me to quit and go home to San Francisco." "What's the matter? Afraid to let anyone know what you're thinking?" "No," she said firmly. "I just think my thoughts are private, that's all." "Then what are you working on this thing with me for?" "We're measuring brain waves, charting patterns, recording reactions. All this stuff about mind-reading is purely imagination. If that's what you're working toward, I'm afraid you're going to be disappointed." He shrugged. "Got the oscilloscope hooked up?" "Yes. And also the television screen and the camera. It'll amplify the wave patterns and project them ...