what if they're wrong

you know that famous saying "God only gives you what you can handle"....
What if they're wrong? Do you ever have days where you're sure you just can't handle it? Those days seem like they're closing in. I find myself listening to co-workers talk about their lazy weekends and their self-centered times, and I know.... I'm not going to get a turn, I'll never have that light at the end of the tunnel,where I get to worry about me. and all I keep thinking is "holy sht