Once a sage asked why scholars always flock to the doors of the rich, whilst the rich are not inclined to call at the doors of scholars. ‘The scholars‘ he answered , ‘are well aware of the use of money, but the rich are ignorant of the nobility of science.’
We are merely instruments of the Almighty's will and therefore ignorant of what helps us forward and what acts as an impediment. We must thus rest satisfied with the knowledge only of the means and if these are pure, we can fearlessly leave the end to take care of itself.
Everytime we say that god is the author of some phenomenon, that signifies that we are ignorant of how such a phenomenon was caused by the forces of nature.