Explore the foundations of deep learning in this introductory lecture from MIT's 6.S191 course. Delve into the rise of deep learning, understand its significance, and learn about perceptrons, neural networks, and activation functions. Discover how to quantify loss, optimize algorithms, and tackle challenges in training neural networks. Gain insights into adaptive learning rates, stochastic gradient descent, and strategies to prevent overfitting. Master the core concepts of deep learning to build a strong foundation for advanced applications in artificial intelligence.