Witnesses are often offended and run amuck because they are not given a chance upon the stand to tell the story of their lives.

This must be guarded against and steps taken to have their statements given in such a way that they are audible and intelligible.

A few lessons in elementary elocution are generally vitally necessary.

The man with the bassoon voice must be tamed, and the birdlike old lady made to chirp more loudly.

But all this is the self-evident preparation which must take place in every case, and while highly important is of far less interest than the development of the circumstantial evidence which is the next consideration of the district attorney.
The discovery and proper proof of minute facts which tend to demonstrate the guilt of an accused are the joy of the natural prosecutor, and he may in his enthusiasm spend many thousands of dollars on what seems, and often is, an immaterial matter.