Speaking of that, try to make new friends who are RE investors (as others mentioned, there are lots of ways to do this--I'd suggest checking our your local REIA).Doing these three things won't be easy--they take maturity, impulse control, and effort.

I made impulsive decisions rather than intelligent ones.

Moving is expensive and disruptive (plus physically exhausting lol); that may counter the impulse to "upgrade"?

I worry about impulse more then fear.

For exampleI try to live well below my means meaning wearing the same pair of shoes for years, packing my own lunch, not impulse shopping, and not give in to social pressures to spend money just because that's what the "norm" is. 

.- The Godfather - No, I don't recommend "an offer they can't refuse" as a REI strategy, but it has some great lessons in suffering setbacks and losses with grace and dignity, and the triumph of a consistent strategy and interpersonal relationships over impulsive decisions and use of force.

Maybe you could take up a couple of the needed courses to keep your from impulse buying.

I’m impatient and impulsive when I get excited about a new venture.

I know these exact sentiments may drive me into an impulsive purchase, so I’m really trying to fight a sense of urgency.

Such contradictions in your post and yet I totally understand that impulse.