So much of your happiness will be determined by the quality of people you surround yourself with, and writing online is the best way to atrract a constant flow of quality people who share your interests.
It is probably the case that, somewhere in the past, you did something that made you more happy/productive/fulfilled, but you don’t do it anymore, for no good reason. Think about that, and do it again, preferably instead of one of your less desirable behaviors.