* Angel investing is about learning on the job, which means that you can plan on screwing up your first 10 deals at least (McClure)
* If you assume that the money is gone once you've invested it -- that it is like a lottery ticket -- then you will have a better time angel investing (Buchheit)
* Work with other angel investors so that you can get the advantage of their expertise (Zurich)
* There is no rational way to arrive at valuation, so don't be overly concerned about getting it right (Graham)
* Don't worry if the idea seems crazy -- if it didn't seem crazy, it would be too late to invest as an angel (Graham)
* The lifeblood of angel investors is deal flow -- you need huge deal flow to find enough stuff that is worth investing in (Ravikant)
* The best deals come from other angels (Ravikant)
* Don't be afraid to throw a little dynamite into the status quo and see what comes out of it -- often times interesting stuff emerges (and sometimes nothing does) (Dearing)
* The Rule of 12 -- you need to invest in 12 companies to have statistical diversity -- invest in fewer than 12 deals and you run the risk of them all failing (Maples)
* Like in the movie "Oceans 11," you want to pull together the best team of angel specialists there are out there -- it increases the likelihood that the company will succeed (Maples)
* Help bring your entrepreneurs together so that they can learn from one another (Poler)
* By being a connector, you will see the most interesting stuff and work with the most interesting people (Senkut)
* Angel investing is all about the syndicate -- you can lead if you want to but it can be lonely until others join in the syndicate (Clavier)
* Angel investors need to distinguish themselves from others with money -- what do you bring to the table? Contacts. Experience. Advice. (Young)
* Only invest in stuff you actually know something about -- otherwise you're just buying a lottery ticket (Young)