Lies--and again lies--it amazes me, the amount of lies we had told to us this morning."
"There are more still to discover," said Poirot cheerfully.

The truth must be quite plain, if one could just clear away the litter.

Please don't be too prejudiced against the poor thing because she's a liar. I do really believe that, like so many liars, there is a real substratum of truth behind her lies. I mean that though, to take an instance, her atrocity stories have grown and grown until every kind of unpleasant story that has ever appeared in print has happened to her or her relations personally, she did have a bad shock initially and did see one, at least, of her relations killed. I think a lot of these displaced persons feel, perhaps justly, that their claim to our notice and sympathy lies in their atrocity value and so they exaggerate and invent.

I am all that there is of the most real.

Believe no-one, doubt everything and remember, everyone lies". ~Prof. Nick Fennimore

It often seems to me that's all detective work is, wiping out your false starts and beginning again."

"Yes, it is very true, that. And it is just what some people will not do. They conceive a certain theory, and everything has to fit into that theory. If one little fact will not fit it, they throw it aside. But it is always the facts that will not fit in that are significant.