They use the telephone to send short messages to other people. A woman can visit her girlfriend for two weeks, and upon returning home, she will call the same friend and they will talk for three hours. Women like Richard Gere because he is sexy in a dangerous way. Men hate Richard Gere because he reminds them of that slick guy who works at the health club and dates only married women. Same as above, but reversed.
Little girls love to play with toys.
Then when they reach the age of 11 or 12, they lose interest. Men never grow out of their obsession with toys. As they get older, their toys simply become more expensive and silly and impractical. Complicated juicers and blenders. Small robots that serve cocktails on command.