Circumstantial evidence is not always conclusive. But certain kinds of it cannot be disputed. In the following colloquy the policeman appears to have the best of it.
Not guilty, sir, replied the prisoner.
Where did you find the prisoner? asked the magistrate.
In Trafalgar Square, sir, was the Bobby's reply.
And what made you think he was intoxicated?
Well, sir, he was throwing his walking-stick into the basin of one of the fountains and trying to entice one of the stone lions to go and fetch it out again.