Change Your Thinking, Change Your Life: How to Unlock Your Full Potential for Success and Achievement

DOUBLE YOUR INCOME
Let us say that you are in sales. You want to double your income in
the next three to five years, if not sooner. The first critical constraint
you will identify is the amount of your product or service that you
have to sell. If you could resolve this problem, you would achieve
your goal.
Once you have identified this main constraint, you then ask,
“What is the constraint behind that?”Your next constraint could be
the number of prospects that you have to find. If you could speak to
enough prospects, you could probably double your sales and double
your income.
You then look behind that constraint and ask what is the con-
straint that is causing this limitation. This actual constraint may be
your ability to prospect, something that is inside of you rather than
in the marketplace.
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LOOK AROUND YOU
One good way for you to determine whether the constraint is inter-
nal or external is to look around you and see if anyone else is ac-
complishing the same goals that you want to accomplish. Is anyone
else already earning twice as much as you are earning selling the
same product or service in the same market? If someone is already
doing it, then the constraint is 
internal
, not external. It is something