The very desire to be certain,to be secure,is the beginning of bondage.It's only when the mind is not caught in the net of certainty,and is not seeking certainty, that it is in a state of discovery.
First the amendment of their own minds. For the removal of the impediments of the mind will sooner clear the passages of fortune than the obtaining fortune will remove the impediments of the mind.
Ideally, when Christians meet, as Christians do, to take counsel together, their purpose is not ( or should not be) to ascertain what is the mind of the majority but what is the mind of the Holy Spirit - something which may be quite different.
If there is no strength in body and mind, the Atman cannot be realized. First you have to build the body by good nutritious food-then only will the mind be strong.