Someone who cannot stop his outer flow of words will soon be unable to communicate with other human beings at all.

Retribution is really a stone age concept.

You cannot be a rational subject without veto-control on the level of mental action.

At 19, I basically held the position that if you were intellectually honest and really wanted to get in touch with political reality then you had to smell tear-gas.

What many people don't see is that there are abundant examples of phenomenal opacity: It is one of the most interesting features of the human conscious model of reality that, first, it can contain elements that are not experienced as mind-independent, as unequivocally real, as immediately given, and second, that there is a "gradient of realness" in which one and the same content can be experienced transparently or in an opaque fashion.

Whoever loses the capability for inner silence, loses contact to himself and soon won't be able to think clearly any more.

All attention is introspection.