Gravity Is A Habit That

Bishops Move Diagonally. That's Why They Often Turn Up Where The Kings Don't Expect Them To Be.

… You Were So Worried About Legal And Illegal That You Never Stopped To Think About Whether It Was Right Or Wrong.

People Who Didn't Need People Needed People Around To Know That They Were The Kind Of People Who Didn't Need People.

It's Amazing How Fast Gold Works.

Once You've Ruled Out The Impossible Then Whatever Is Left, However Improbable, Must Be The Truth. The Problem Lay In Working Out What Was Impossible, Of Course. That Was The Trick, All Right. There Was Also The Curious Incident Of The Orangutan In The Night-time.