You understand a person's message from all of the words they use, not just individual words. And if you think it's acceptable to prevent someone from using an i

You understand a person's message from all of the words they use, not just individual words. And if you think it's acceptable to prevent someone from using an individua word, you don't really understand why we have the concept of "free speech". It's clear and in context that his account is reflective of his experience and his values. Asking him not to say "TSA" would nullify the very reason for him wishing to speak out and give rise to either a toothless account or one which obviously implicated the TSA because nobody else handles airport security in the US.