1Male teacher standing on the podium giving a lecture to students，Clear facial features，‎Classroom，blackboard，Movie Lighting，masterpiece,，Depth of Field， lens flare，8k， RAW photos， Suit， Best quality， Ultra-high resolution， Realistically，Ultra-high resolution，HD CG unified 8k wallpaper，Physically Based Rendering，

(nsfw:1.5),paintings, cartoon, rendered, anime, sketches, (worst quality:2), (low quality:2), (normal quality:2), wet, child, chest hair, dot, mole, lowres, normal quality, monochrome, grayscale, lowres, text, error, cropped, jpeg artifacts, ugly, duplicate, morbid, mutilated, out of frame, extra fingers, mutated hands, poorly drawn hands, poorly drawn face, mutation, deformed, blurry, dehydrated, bad anatomy, bad proportions, extra limbs, cloned face, disfigured, gross proportions, malformed limbs, missing arms, missing legs, extra arms, extra legs, fused fingers, too many fingers, long neck, username, watermark, signature,