O you who complain to people about your misfortunes, what good will it do you to complain to creatures? They can bring you neither benefit nor harm. If you rely on them and associate partners with the Lord of the Truth, they will make you distant from Him, cause you to fall into His displeasure.
To completely trust in Allah is to be like a child who knows deeply that even if he does not call for the mother, the mother is totally aware of his condition and is looking after him.
The perfection of wisdom, and the end of true philosophy is to proportion our wants to our possessions, our ambitions to our capacities, we will then be a happy and a virtuous people.