As you say $100.000 that mean you should not invest more that $2.000, it can feel like a little of investing, but once you encounter a loss series, then you'll be glad you did not invest more. Sure you could invest more but you have to use a tighter stop loss. I myself sometimes buy for more...
I believe everyone should take breaks. I usually take one or two days off when I've made a nice profit. Today I make a few trades based on signals in my trading strategy, but when i day traded I felt that it was very intensive to trade every day because of all the information you have to process.
If you are looking for long term investment i would suggest you to invest in some developing countries like brazil or china, those markets has been going down for a while now. It also interesting to see so many people who start to invest in market that are high now. I have a feeling they have...