PT - JOURNAL ARTICLE ED - , TI - IN POSITIVE BALANCE DP - 1990 Sep 01 TA - Pediatrics PG - 397--397 VI - 86 IP - 3 4099 - http://pediatrics.aappublications.org/content/86/3/397.short 4100 - http://pediatrics.aappublications.org/content/86/3/397.full SO - Pediatrics1990 Sep 01; 86 AB - President Lowell of Harvard University was once asked whether knowledge was on the increase in his institution. He said, "Certainly. The freshmen all bring with them a certain amount of knowledge and they take none away."