A page or two back is a recap from Greg.
Check that out, and i think most of your questions will be answered..
About Risk, Diversity, Compound Interest, Dollar cost averaging,Data about ROI.
Actually easier than it sounds.
You have time on your side, and if you are thinking short term, mid term, and long term buckets, you are so much farther than most.
Double check the thread and the recap, and take some notes..
Plenty of guys willing to give opinions that are good..Take them all in, and then make YOUR plan..
Welcome to the best Thread ever