Welcome to Half-Life Answers. What would you like to know?

Chell can speak, but she chooses not to because she does not want GLaDOS having the satisfaction of her speaking.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.