Thomas Jefferson used the thoughts first penned by John Locke while writing the Declaration of Independence. The phrase "life, liberty, and pursuit of happiness," was an idea first considered by Locke in his Two Treatises on Government.
During the enlightenment era and also during the classical period major philosophers believed that a dependable guide to human thinking was reason and logic. By using reason and logic and also principles of humanism humans were capable of guiding their thinking effectively.
Answer:
heart.
Explanation:
In ancient Egypt, the heart was considered to be the center of thought and emotion. According to their belief system, in the afterlife, the heart was weighed in a balance against the famous feather of Maat, and the god in charge of performing this ritual was none other than Anubis, the god of death and the afterlife. As the ritual was supposed to happen, the heart had to balance the weight of the feather, for if the heart was heavier, the heart would be lost and the soul of that person destroyed.