Therefore, a prudent ruler ought not to keep faith when by so doing it would be against his interest, and when the reasons which made him bind himself no longer exist. If men were all good, this precept would not be a good one; but as they are bad, and would not observe their faith with you, so you are not bound to keep faith with them.
Niccolo MachiavelliMy view is that it is desirable to be both loved and feared; but it is difficult to achieve both and, if one of them has to be lacking, it is much safer to be feared than loved.
Niccolo Machiavelli