What one commonly takes as 'the reality,' including the reality of one's own individual person, by no means signifies something fixed, but rather something that is ambiguous - that there is not only one, but that there are many realities, each comprising also a different consciousness of the ego.

We can study material processes and various processes at the energetic level, that is what we can do as natural scientists. And then there comes something quite different, the psychic experience, which remains a mystery.

LSD is no longer playing a bad role in the drug scene and psychiatrists are again trying to submit their proposals for research with this substance to the health authorities. I hope that LSD will again become available in the normal way, for the medical profession. Then it could play the role it really should, a beneficial role.

It's very, very dangerous to lose contact with living nature.

In a dreamlike state, with eyes closed (I found the daylight too unpleasantly glaring), I perceived an uninterrupted stream of fantastic pictures, extraordinary shapes with intense, kaleidoscopic play of colors.

I believe that if people would learn to use LSD's vision-inducing capability more wisely, under suitable conditions, in medical practice and in conjunction with meditation, then in the future this problem child could become a wonderchild.

We can study various psychic functions and also the more primitive sensory functions, such as seeing, hearing, and so on, which constitute our image of our everyday world. They have a material side and the psychic side. And that is a gap which you cannot explain.