Brightness and darkness,warm tones and cool tones,saturation and desaturation,
Optimism and pessimism,bravery and cowardice,kindness and evil,
Life and death,love and hate,peace and war,
Modern and classical,simplicity and extravagance,abstract and realistic,
Joy and sadness,hope and despair,love and hatred,
Eastern and Western,urban and rural,developed countries and developing countries,
Circular and square,straight lines and curves,flat and three-dimensional,
Hero and villain,reality and fiction,success and failure, boy, ugly, deformed, noisy, blurry, distorted, out of focus, bad anatomy, extra limbs, poorly drawn face, poorly drawn hands, missing fingers, photo, realistic, text, watermark, signature, username, artist name