If it's a space station, then accelerating it is less of a concern than keeping it livable, and a huge amount of matter surrounding you goes a long way to prote

If it's a space station, then accelerating it is less of a concern than keeping it livable, and a huge amount of matter surrounding you goes a long way to protect you from things that would otherwise kill you. Now for a space ship, I agree. Though even then you might benefit from that extra matter in the same way.