Bitcoin is risky, there is no such thing as safety in bitcoin anything happen in an blink if an eye, but you can minimize the risk by taking care your private key and other important accounts.
Yes i agree, in the world of bitcoin we cannot assure the 100% safeness of our account. We are the one who is accountable of our own account that's why we need to be more cautious and be responsible of any transaction we are going to make.