People, not knowing their difficulty, get annoyed with them; they are put aside, and are considered disagreeable people. What they need is the training of breathing. When their body and mind is so repaired, one will find no more disagreeableness in their nature. Then, the artist who gets tired of his work and feels a lack of enthusiasm to complete his work and feels a lack of interest and feels absence of inspiration -- it all is often caused by some disorder in the breath.