I'm 87 and work full time. I was rejected from hundreds of companies in my 80s and have a low-paying job, but I love the work.

Charles Smith still works to supplement his and his wife's Social Security.Charles SmithCharles Smith, 87, found work at his county's Office of Aging after many rejections.Smith and his wife live frugally on $70,000 annually, with about that much in the bank.Smith said if he didn't work, their finances would be much tighter, but he loves his job.This as-told-to essay is based on a conversation with Charles Smith, 87, who lives in Pennsylvania. After hundreds of unsuccessful applications in his m