C major, a stable, moderate white key, as quiet and clear as a valley. It is quieter than the general major key (Bach's Prelude in C major). In A minor, although it is cold, it is calm, as quiet as contemplation in the snow. G major is exciting and glorious, very active, it can be said to be a major key full of power. E minor usually has an unusual feeling, and the music often produces strange shapes and charms. F major is bright and cheerful, lively and funny, and even has a slightly humorous nature, but sometimes it also contains some hidden sadness. D minor is a gloomy minor key, a tragic song full of romanticism, characterized by depression and sadness. It's like walking alone in an abandoned manor. D major has the most transparent and bright color, the purest sound, and is the key with which we feel the warmest externally, just like the warm sun and its warmth after the long winter snow. B minor may be influenced by its major key, but its light yet gorgeous feeling gives people a relaxed atmosphere. B flat major is a warm major key, if D major is the warm sun shining on the body, sweeping away the gloom of winter. Then the key of B flat major is a warm current in the heart, giving us the power of recovery. G minor has sensitive characteristics, but is slightly melancholy and gloomy due to the influence of the minor key. The key of A major is full of vitality, and the surroundings are full of bright sunshine. Can you not be excited about it and have endless vitality? Dance your arms, laugh and be cheerful under the sunshine! ! ! In F sharp minor, I forge ahead in despair, roaring and flowing like a river, leaving my footprints and beliefs wherever I pass. This is the power that arises from grief! ! ! E flat major This is the melody of the starry sky. Clear and full of warmth, it is an intoxicating major tune. Lying on the grass, the fragrance of the freshly mowed grass and the breeze gently passed over my face, looking at the sky and listening to the voice of the angels. . . C minor Melancholy is accompanied by solemnity, which is a pious heart pouring out its heart's desire. E major is a fresh major key, full of tranquil pastoral style. Breeze, shepherd boy. A leisurely and elegant style. C sharp minor is like thunder. When its power burst out, the grief and indignation in his heart were beyond words. It is the cry of pain, it is the call of life! A flat major exudes bursts of attachment and reluctance. However, how can everything be fulfilled? F minor is the key with the most emotional depth, a pathos minor, extremely heavy, tragic, and the most tragic key, which inevitably makes people sigh and shed tears. . .