... although Ptolemy obviously had studied Hipparchus's writings thoroughly and had a deep respect for his work, his main concern was not to transmit it to posterity but to use it and, where possible, improve upon it in constructing his own astronomical system.
... bagama't Ptolemy walang alinlangan had-aral ng Hipparchus's writings lubusan at nagkaroon ng malalim ang paggalang para sa kanyang trabaho, ang kanyang mga pangunahing pag-aalala ay hindi na ipadala ito sa salinlahi sa hinaharap ngunit sa gumamit ito at, kung saan maaari, pagbutihin sa constructing ito sa kanyang sariling astronomya sistema.