What’s the ultimate goal of yoga? How many of us strive to avoid rebirth, as originally taught? If priorities have changed, what does freedom mean now? I think it’s important to ask these questions. Unless we acknowledge that traditional texts might have different objectives, it’s tempting to assume that they say what we think. The most striking example is the Yoga Sutra, which is generally seen as the blueprint for practice, despite teaching ways of renouncing the world. There seems little point pretending we can follow ancient teachings to the letter. So what sets us free?