The point here is that natural advantages make you more capable for some things than others. You can't be blamed for not being able to achieve something that yo

The point here is that natural advantages make you more capable for some things than others. You can't be blamed for not being able to achieve something that you shouldn't have realistically expected to achieve. That said, some things are your fault. I still bite my nails at 19. Forcing myself to quit is possible, and I have only myself to blame if I don't. It's the same for weight-loss, so that's a horrible example.