SOME PROBLEMS FOR PARENTS CONCERNINGPREFACE TO SECOND EDITIONTO HER WHOSE DEVOTION AND UNTIRING EFFORT TOWARD AN INTELLIGENT UNDERSTANDING OF HER CHILDREN HAVE EVER BEEN AN INSPIRATION,
MY MOTHER
AND
TO MY CHILDREN
WHOSE CONTRIBUTION TOWARD MY EDUCATION HAS BEEN GREATER THAN THAT FROM ANY OTHER SOURCE, THIS LITTLE BOOK IS AFFECTIONATELY DEDICATED.