http://chrisyeh.blogspot.com/2012/05/entrepreneurial-success...
http://chrisyeh.blogspot.com/2010/07/entrepreneurship-is-abo...
If you define success as building a billion-dollar company, you'll almost certainly be disappointed. Billion-dollar startups usually come once every few years.
But I also want people to be aware that their time is shorter than they think.