One precedent creates another. They soon accumulate, and constitute law. What yesterday was fact, to-day is doctrine. Examples are supposed to justify the most dangerous measures; and where they; do not suit exactly the defect is supplied by analogy.
Guilt is a poor, helpless, dependent being. Without the alliance of able, diligent, and let me add, fortunate fraud, it is inevitably undone. If the guilty culprit be obstinately silent, it forms a deadly presumption against him; if he speaks, talking tends only to his discovery, and his very defense often furnishes the materials for his conviction.