He quietly urged other military personnel to reflect on their own positions. “They should be confident in questioning possibly immoral or illegal orders,” he said, “remembering they are responsible for their own actions, and knowing others are asking the same questions.”
“If they have doubts about their orders, they are not alone,”
Something like 50% of humans are hard wired to follow their gut. They rely on fairh, authority, and feelings to guide their everyday descision making. They do not live their lives based on facts or logic. If they believe something, then, its true.
Right wing media takes full advantage of this. They spent 40 years making people “feel” a certain way.
So, to answer your question, I think we need to stop the constant flow of poison flowing into their ears. The poison needs to be replaced with a better message.