"Let's try and remember these heroic women's names and forget the gunman's name starting today," said a person using the name druglady33.
Margaret Kime called their actions "Unimaginable grace when faced with unimaginable horror."
Commenter marsh025 suggested the school principal should have been armed and able to fight off the attacker:
"She should have come out with guns blazing. (I never thought I would say that) At the very least, principals need to be armed and trained in locating and engaging gunmen who enter their schools. The principal and a security/police officer should go together, armed to confront the individual. This is what we've become."
"We should never forget them," wrote boogbop, "and we should make certain they did not die in vain by holding them up as an example of what is great and good in human beings."