I did not understand his message. He said he pursued what he wanted most of all, financial freedom, and paid the price in doing the things he hated so he could attain it. In short -
he found his goal and worked towards it because he viewed the benefit of his lifestyle and purpose to be larger than the cost of doing the sort of work/education that he disliked.
Other than that a general statement about liquidity in different investments, and how some non-liquid investment required more expertise and experience, what was the knowledge?