In regard to one's life and death, his maintenance, food, clothing and shelter his health and illness and his qualities, one must give himself over to what H'shem has decided is his destiny and one's soul must trust in Him completely.
pg399/401
Nefesh Hachaim
H'shem sustains and keeps us in existence. The purpose of reciting Berachos is to increase one's own awareness of H'shem in the world first in our own minds & then in the minds and lives of as many people as we can reach.
Gate 2 Chapter 2 pg 79
