Listen to last night's class, "Maharal: Hazal's Spokesman," here.
Follow along with the sources here.
For further research:
1) Read R. Shalom Carmy's "Learning From Maharal: A Non-Mystical Approach with Illustrations from Gevurot Hashem and Other Works" here.
2) Read Marvin Fox's "The Moral Philosophy of Maharal" here.
3) Read Avinoam Rosenak's "אחדות ההפכים במשנתו של מהר"ל" here.