Random Moods

I've had a very up-and-down week emotionally. I'm not sure why, after all I haven't queried anyone and so have gotten no rejections. Rejections always bring me down.Monday I was fine, if a little tired. Tuesday I was miserable - all day. Even three hours punching stuff didn't improve my mood as it usually does. Last night and this morning it switched. I now feel great.I don't get it.There