HOW TO IMPRESS A WOMAN...
compliment her,
cuddle her,
kiss her,
caress her,
love her,
stroke her,
tease her,
comfort her,
protect her,
hug her,
hold her,
spend money on her,
wine & dine her,
buy things for her,
listen to her,
care for her,
stand by her,
support her,
go to the ends of the earth for her....

HOW TO IMPRESS A MAN...
show up naked,
bring beer.

Only one out of the two is required for men, whereas the complete list is required for women. Fussy lot.

where's the joke?