320. A certain spirit from among the heathen who had lived in the world in good of charity in accordance with his religion, hearing Christian spirits reasoning about what must be believed, (for spirits reason with each other far more thoroughly and acutely than men, especially about what is good and true,) wondered at such contentions, and said that he did not care to listen to them, for they reasoned from appearances and fallacies; and he gave them this instruction: "If I am good I can know from the good itself what is true; and what I do not know I can receive."