71.   The years passed, the hair grew long.

72.   They wanted men who let their hair grow long and wore bell-bottom jeans and had nice stereos.

73.   They say that after the earth is scorched the soil becomes more fertile, and that after your head is shaved the hair grows back fuller.

74.   Thus isotope signatures from a hair shaft can reveal any changes in diet that occurred while the hair was growing.

75.   To be sure, those earlier decades of research revealed the outlines of how hair grows.

76.   Weeks before she died, Kaylene asked him if he would let his hair grow out.

77.   When she got better, the hair grew back.

78.   When the weather became too hot and blustery, he was moved into a cool room so his hair could grow properly.

79.   When his hair grew back, it was mostly white.

80.   Will you grow old by yourself, sitting in some room and staring at the walls while bristly hairs grow out of your ears?