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Your assumption is that he is looking for smart women.

The reaction you'll get is, "He's really slick at promoting himself." Most women will speak this sentence with a curled lip and a tone of disdain, but if you're looking for women who like a guy with an elevator pitch, this just might work.

I think that's unlikely, but it would be an interesting experiment to find out for sure.

If so, then maybe some middle ground will work. E.g. the more interested you are, the more you customize the message.