"Kids born to middle- and lower-income families could find it harder to catch up in later life as wealthier children enjoy ever larger advantages." Lower class children have fewer opportunities than upper class children because of their education. Upper class kids end up being more successful simply because they have more opportunities.

"JOFFE-WALT: Well, it's definitely not easy. It can be a long arduous process to apply for disability the first time, the second time. And this is part of the problem with the programs growing. As more and more people apply for disability, there's a growing backlog of applications. It can take two years to move through an appeal for a disability claim. You hear stories of people dying while they're waiting. And while you're waiting, for the most part you can't work, so you're not making income. And then in the end, of course, there's no guarantee that you will get back on the program." People are applying to get assistance for disabilities however there is a growing line. While waiting, the disabled cannot make any income.