Explanation of psalms 90 and 103. This book examines the issues of trust in God and of His protection, the struggle against fear and despondency, and the creation and rule of the universe. "The Psalter is suitable for any good work. If you wish to rejoice and praise God, here too you will find the right words in the Psalter. if you are in confusion and do not know what to do, the Psalter will teach you understanding." - Saint Basil the Great. Approved for publication by the Publications Board of the Russian Orthodox Church.