How did different Greek scientists differ in their views on human nature?

How did different Greek scientists differ in their views on human nature? Whose thoughts seem more correct to you? What tools of labor Aristotle called animate. and which ones are inanimate?

The scientist Aristotle wrote: “Some tools are animate, others are inanimate. The slave is an animate property and the most perfect of all instruments. Some people are created by nature to be free, others are slaves. For those people who are slaves by nature, it is fair to be slaves. ” Scientist Antiphon expressed different views on human nature: “By nature, all people are equal in all respects. We all breathe air in the same way – through the mouth and nose, and we all eat the same way – with the help of our hands.