Instead, be on the lookout for other personal characteristics that you like in her and truthfully compliment her on the things you like about her. Beauty is high on a man's list of desired feminine characteristics because, to his deep limbic system drives, beauty implies good health with no chromosome damage. A healthy woman mate is a man's highest priority for best chance of reproducing his strongest offspring. This is all deep limbic system programming which explains why men of all ages prefer young, pretty women.
