Yoshihiko Kadoya, Hiroshima University (image) Hiroshima University Share Print E-Mail Caption "People shouldn't spend time worrying about the future. That is why governments provide pensions, housing, and medical plans. " Credit Yoshihiko Kadoya Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.