'Lies—all lies,' said Sir John, when Gilbert had told him Conroy's trouble. 'Post hoc, propter hoc. The man or woman who drugs is ipso facto a liar. You've no imagination.'
''Pity you haven't a little—occasionally.'
'I have believed a certain type of patient in my time. It's always the same. For reasons not given in the consulting-room they take to the drug. Certain symptoms follow. They will swear to you, and believe it, that they took the drug to mask the symptoms. What does your man use? Najdolene? I thought so. I had practically the duplicate of your case last Thursday. Same old Najdolene—same old lie.'
'Tell me the symptoms, and I'll draw my own inferences, Johnnie.'
'Symptoms! The girl was rank poisoned with Najdolene. Ramping, stamping possession. Gad, I thought she'd have the chandelier down.'
'Mine came unstuck too, and he has the physique of a bull,' said Gilbert. 'What delusions had yours?'
'Faces—faces with mildew on them. In any other walk of life we'd call it the Horrors. She told me, of course, she took the drugs to mask the faces. Post hoc, propter hoc again. All liars!'
'What's that?' said the senior K.C. quickly. ''Sounds professional.'
'Go away! Not for you, Sandy.' Sir John turned a shoulder against him and walked with Gilbert in the chill evening.
To Conroy in his chambers came, one week later, this letter:
