Time is a created thing. To say "I don't have time" is to say "I don't want to"
Lao Tzu
This is technically true for inclusive definitions of 'want' but highly misleading. There is a world of difference between "I want X but the opportunity cost (Y) is too great" and "I actively prefer !X". X and Y may be the prevention of parasitic worm infections and combating malaria. Precisely which limited resource is being allocated (time or money) changes little.
If "I don't have time" is to be replaced with an expression which conveys more personal acceptance of responsibility then it would be reasonable to translate it to "I have other priorities" but verging on disingenuous to translate it into "I don't want to".
This is technically true for inclusive definitions of 'want' but highly misleading.
I think you're reading this too literally. To my mind this says "You have the power to allocate your time" which is a non-trivial realization to some people. You can also understand this as saying "You allocate time to tasks according to how much you want to do them", an observation which also does not always rise to the conscious level.
Here's another installment of rationality quotes. The usual rules apply: