Failure is the road to success, grasshopper;) If you don't have any family, you should take some time off (months) doing something else. Preferably nothing at

Failure is the road to success, grasshopper;) If you don't have any family, you should take some time off (months) doing something else. Preferably nothing at all (ie. travel). You need to put your experiences into perspective. When you do that, you'll probably value those 4 years highly. You now have 4 years experience you can draw on when you start your next venture!