Chell’s design perfectly shows how different the moods of portal 1 and portal 2 are. Portal 1 is much darker and bleek with things made in hast for mass production and cost. In portal 1 she's definitely mute by choice, since we do have voice files of pain to play when she's hit by a cube for instance.

Initially in the scene where … Like chell literally is my body goals, she literally has a body i want, if glados saw me she's gonna be wrong about chell being fat, im sure you could also determine if someone is fat by using bmi, …