Ayatollah Beheshti, one of the helping hands of Imam Khomeini in the Iranian Islamic Revolution, has delivered along his life many lectures. The present work is a compilation of Martyr Ayatollah Dr. M. H. Beheshti's lectures, delivered on various occasions and covering different subjects including Islamic unity, Islamic politics, Islamic life, Islamic specialization and so on. Many lessons are to be learned by reading such a great book.