Ptolemy's Tetrabiblos, or Quadripartite

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. VII. The mingled influences of the stars can be under stood by no one who has not previously acquired knowledge of the combinations and varieties existing in nature. VIII. A sagacious mind improves the operation of t...