14. Thus the power of the triad may justly be regarded as the first cause of all things. Again, the number ten, which contains the end of all numbers, and terminates them in itself, may truly be called a full and perfect number, as comprehending every species and every measure of numbers, proportions, concords, and harmonies. For example, the units by addition form and are terminated by the number ten; and, having this number as their parent, and as it were the limit of their course, they round this as the goal of their career.