The document discusses the blessings of teachability, including wisdom, extended life and prosperity, and honor. It then explores why people struggle with teachability, such as wanting their own way, feeling they know how to succeed, and laziness. The document provides strategies that people use to dodge correction, like ignoring it, being wise in their own eyes, resisting, and scorning correction. Finally, it offers keys to teachability, such as changing mental models, changing action models, applying teachings, and learning from precept or pain. Teachability involves learning from instruction and correction.