Az alábbi szövegkörnyezetben hogyan kell lefordítani a contracted szó jelentését?

What a marvelous thing this is that you can change your state of consciousness simply by changing how you are breathing in a particular moment. So simple. Such a gift that you are given.

But you must make this choice of course. You must know about this possibility and then you must be willing to choose it when you are upset unhappy or in some other way contracted making this choice is not as easy as it sounds.