Lecture 3, Defending the Faith:
Heresies, in a real way, are just repetitions of similar sinful, rebellious worldviews presented earlier in time. As the author of Ecclesiastes says, “What has been is what will be, and what has been done is what will be done, and there is nothing new under the sun” (Eccl. 1:9). Nonetheless, the historical contexts into which heresies enter change, and each new generation of God’s people must deal with these accordingly.