There is an urgent need for a radical revision of our current concepts of the nature of consciousness and its relationship to matter and the brain.

The beliefs concerning reincarnation have great ethical impact on human life and our relationship to the world.

LSD is a catalyst or amplifier of mental processes. If properly used it could become something like the microscope or telescope of psychiatry.

He suddenly understood the message of so many spiritual teachers that the only revolution that can work is the inner transformation of every human being.

We have to recognize that spirituality is a legitimate dimension in the psyche. It's a legitimate dimension in the universal scheme of things. It doesn't mean that you are superstitious, that you are in to magical, primitive thinking, if you take spirituality seriously.

The materialistic paradigm of Western science has been a major obstacle for any objective evaluation of the data describing the events occurring at the time of death.

There is no fundamental difference between the preparation for death and the practice of dying, and spiritual practice leading to enlightenment.