You can absolutely create something amazing without being a jerk. Take a look at what James Goodnight and John Sall did with SAS. They're worth a combined $12 billion.

"SAS ranks No. 2 on 2014 Fortune list of Best Companies to Work For in the US"

http://www.sas.com/en_us/news/press-releases/2014/january/gr...

Or take a look at what David Duffield has done, with both PeopleSoft before and Workday now. He's known to be an exceptional nice guy.

"Workday Named #1 Best Place to Work in the Bay Area"

http://www.workday.com/company/news_events/press_releases/de...

Gordon Moore was the President and then CEO of Intel for years, and is a nice guy.

Pierre Omidyar founded and ran eBay early on, and is a nice guy.

Jan Koum and Bryan Acton are not jerks, they created a vast success with WhatsApp.

Jerry Yang and David Filo are nice guys.

Kevin Systrom of Instagram isn't a jerk.

Nick Woodman of GoPro isn't known for being a jerk.

There are a lot of good examples.