"You have the notebook habit?" snorted the Professor.
"Yes, I can't afford to waste ideas, suggestions, thoughts."
"Bah! A most offensive habit."
"I gather, from your general attitude," Jarvis began again, "that you dislike me."
"I neither like nor dislike you. I don't know you."
"You never will know me, at this rate."
"I am not sure that I care to."
"Why not? What have you against me?"
"You are not practical."
"Do you consider yourself practical?"