Ключевые слова: ache, alone, anxious, beard, caucasian, chagrin, dark, depression, difficult, disease, distress, elderly, expression, face, fluster, gloomy, gray, grey, grief, hand, headache, loneliness, lonely, male, man, melancholy, mood, nervous, old, pain, pensive, poor health, portrait, problems, sad, senior, sitting, sorrow, stress, table, thoughtful, thoughts, trouble, troubled, unhappy, worried, worry, wrinkled,