The marginal cost of doing something wrong “just this once” always seems alluringly low.

Men must make sure they are coordinated and dress affluently: women love good quality clothes on men. Women need to dress alluringly but not in a cheap way.

Listen up, especially if you're thinking of having a child: a UCLA study has shown that women's voices get higher (and more alluringly feminine) as ovulation (and increased fertility) approaches.