Presumptive Rights

On the traditional view, a man should indeed be reluctant to use force against women, but women have no right to presume upon this. The reluctance is elicited by a recognition of women’s weakness, not commanded as a recognition of their rights. - F. Roger Devlin

The presumption to which this observation refers can be generalized to any interaction between people. Because courtesy is offered does not mean a right to that courtesy exists.