The Kagyu school generally emphasises faith in the spiritual teacher or Lama and meditation practice over study. They teach that without this faith it is impossible to achieve the benefits and realization of meditation. However some basic study is also important. One of the most important books of this tradition is "The Jewel Ornament of Liberation" which was written by Gampopa. This book covers all the main teachings of Mahayana Buddhism in a step-by-step manner. In particular it teaches 