Depending on their psychic make up, for some people, closing the eyes or being quiet produces anxiety and increases mental agitation. In such situations it is better to undertake the practice of yoga–whether physical yoga or meditation–with other people with whom one is comfortable and at ease. Gradually, as we see more and more clearly their roots, the fears and the imaginings will diminish. Mental distractions are harder to overcome when practicing alone. (109)

The Wisdom of Patanjali's Yoga Sutras: A New Translation and Guide by Ravi Ravindra