Answer:
1. "Loose lips sink ships." Share certain information can jeopardize OpSec, and result in advantages for enemy troops.
2. 1A should protect ALL speech. censoring specific words is a form of bias. People should instead be taught coping skills when presented with ideas they find objectionable. "Hate speech" presumes there is a speaker and a listener. The speaker can share anything he likes. The listener is the regulated party. When presented with objectionable ideas, he has choices: he can choose the respond calmly and reasonably; he can respond with aggression; or, he can ignore it and walk away.