Now, this puts a very powerful weapon into our hands.

If I could only use it to detach his wife--" "His wife ?" "I am giving you some information now, in return for all that you have given me.

The lady who has passed here as Miss Stapleton is in reality his wife." "Good heavens, Holmes! Are you sure of what you say?
How could he have permitted Sir Henry to fall in love with her ?" "Sir Henry's falling in love could do no harm to anyone except Sir Henry.

He took particular care that Sir Henry did not make love to her, as you have yourself observed.

I repeat that the lady is his wife and not his sister." "But why this elaborate deception ?" "Because he foresaw that she would be very much more useful to him in the character of a free woman." All my unspoken instincts, my vague suspicions, suddenly took shape and centred upon the naturalist.