> In fact, it is the **Lack of Pessimism** what makes Smalltalk powerful, as its scarce constraints let the cost of change stay low. Besides, were safeguards put in place against doing damage, they would immediately become dead code because they would never run after the program becomes stable. Thus, it is not worth to spend time or energy in them.
In order to take a look at our problem from the first Distinction, we have to cross the Boundary the first distinction represents in a controlled manner.