Ключевые слова: art, black and white, charcoal drawing, charcoal sketch, chiaroscuro, classic art, depth and wrinkles, drawing, fine art, intense gaze, intricate details, italian renaissance, leonardo da vinci, mastery, meticulous strokes, monochromatic, old man, pencil drawing, portrait, realism, shading, simple background, subject, subtle nuances, thomas, timelessness, visual art, weathered face, wisdom,