No innocent person ever has an alibi.

I don't know. I don't know at all. And that's what's frightening the life out of me. To have no idea.

These little grey cells. It is up to them.

There hung about her the restrained energy of a whiplash.

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.

I learned ... that one can never go back, that one should not ever try to go back - that the essence of life is going forward. Life is really a one way street, isn't it?

Unless you are good at guessing, it is not much use being a detective.