…with which He created the worlds... In other words, why should these attributes have been revealed and not others? Because these revealed powers relate to the lower realms, since it was through these powers that He created them...and rules them... For even though the work of creation is complete, the supervision of the lights over their branches has not ceased, and the Sefirot continue to function as at first.
Part 2: Since He wanted that they should be known… This too was contingent upon His Will. For although these powers existed within Him, it was not intrinsically necessary that they should be able to be perceived and apprehended, except that He wanted it so.