We can never be too careful because scammers come up with new ways everyday for their notorious activities and the more we become wiser to avoid them, the more they become wiser too to keep convincing the greedy people that they are genuine, If we can get rid of greed in our systems and stop looking for a get rich quick scheme then we may be free from being scammed by scammers. Our security knowledge should be upgraded, in this forum there's a lot of productive information on how to handle our wallets and safeguard it from scammers and hackers. I always tell my friends that a scammer has no power to scam you unless you give them the permission to do so.
To protect your self from scammers it's not always the people who are greedy that fall victim to scam sometimes those who are not greedy can also fall victim to scammers depending on the approach that the scammer use some approach the kindness of others and use it to their own advantage you can't blame anyone for being kind and trusting the wrong people, while in some cases it could be a case of little mistake that could lead to exposing your private wallet details to hackers that they can use that against you also.