I Do Not Argue With Obstinate Men.

... It's Always Interesting When One Doesn't See. If You Don't See What A Thing Means, You Must Be Looking At It Wrong Way Round.

Evil Is Not Any Superhuman, But It Is Human.

The Amount Of Missing Girls I've Had To Trace And Their Family And Their Friends Always Say The Same Thing. 'she Was A Bright And Affectionate Disposition And Had No Men Friends'. That's Never True. It's Unnatural. Girls Ought To Have Men Friends. If Not, Then There's Something Wrong About Them.

The Detective's Highest Talent Lay In The Gentle Art Of Seeking Favours Under The Guise Of Conferring Them!

I Suppose It Is Because Nearly All Children Go To School Nowadays And Have Things Arranged For Them That They Seem So Forlornly Unable To Produce Their Own Ideas.