Giovanni Pico was a writer of the Italian Renaissance period, and his Oration on the Dignity of Man has been called the "Renaissance manifesto" for good reason. The ideas in his oration include humanism, Neoplatonic thought, and hereticism, and each of these ideas proved influential to Renaissance thinkers of the time. Humanism was the belief that humanity was good, which overall contrasted with the traditional medieval idea that humanity was naturally sinful, but the evidence for this idea was that humanity was given the gifts of the image of God and his free will. The idea of ​​Neoplatonism was that there was a physical and metaphysical reality, which was first developed by Plato, but later Christians reasoned that the physical realm was Earth and the metaphysical realm was Heaven, because it was in heaven that found the truth. Hereticism was the belief in a theology, or philosophy, common among all cultures and religions. This idea was accepted by some Renaissance thinkers, who believed that God created everything, including other cultures and religions, so that they must have a purpose, possibly revealing the truth hidden in their writings. Pico develops these ideas in his oration and this helps him come to the conclusion that he loves humanity, because he loved God, creator of humanity. Pico's thoughts and oration were definite