If you've never spent time on the Secret app, you should know it's pretty addictive. It's where people anonymously post thoughts they'd never admit out loud — from the serious to the hilarious. And you often find yourself nodding along because you feel that way, too. That's especially true when you read the ones that would only come up in the 21st century . . . thoughts about the iPhone, Facebook, YouTube, texting, and more. Twenty-two perfect examples are waiting for you.