She was also extremely intelligent in writing Cosmetics, a book that explored innovation in surgery and medicinal steps in painkillers, according to numerous ancient Arabic texts (Park). Her supposed scientific knowledge was certainly matched by her political skill, as Plutarch states: “Cleopatra's beauty was not in itself so remarkable; it was the impact of his spirit that was irresistible. The attractiveness of his person, combined with the charm of his conversation and the characteristic intelligence of everything he said and did, was bewitching. It was a pleasure to simply hear the sound of his voice. As if this were a many-stringed instrument, it could pass from one language to another," (Plutarch, Anthony 27,2) although, since he was writing from the point of view of a citizen under the reign of Emperor Hadrian, not having therefore a first hand or reliable source of information. Although this Cleopatra was a ruthless and powerful ruler, she is said to have killed all of her competitors for her right to the Egyptian throne, these competitors were members of her family other sources represent her as a sexual being of unimaginable beauty, "For she was a woman of incomparable beauty, and at that time, when she was in the prime of her youth, she was very striking; he also possessed a charming voice and knew how to make himself pleasant to everyone. To be brilliant to look at and listen to, with the power to subjugate everyone, even a love-filled man already past his prime... She then asked to be admitted into his presence. , and having obtained permission he adorned and embellished himself in such a way as to appear before him in the most majestic and at the same time pitiful aspect" (God being this in contrast with other sources although it is the