Life Itself Is An Unsolved Mystery", Said

To Put It Quite Crudely ... The Poor Don't Really Know How The Rich Live, And The Rich Don't Know How The Poor Live, And To Find Out Is Really Enchanting To Both Of Them.

And Yet," Said Poirot, "suppose An Accident-" "ah, No, My Friend-" "from Your Point Of View It Would Be Regrettable, I Agree. But Nevertheless Let Us Just For One Moment Suppose It. Then, Perhaps, All These Here Are Linked Together - By Death.

You Should Employ Your Little Grey Cells.

... The Belief In A Superstratum Of Human Beings ... Is The Most Evil Of All Beliefs. For When You Say, 'i Am Not As Other Men' -- You Have Lost The Two Most Valuable Qualities We Have Ever Tried To Attain: -- Humility And Brotherhood.

Do You Know My Friend That Each One Of Us Is A Dark Mystery, A Maze Of Conflicting Passions And Desire And Aptitudes?