Man is an abyss, and I turn ...

Man is an abyss, and I turn giddy when I look down into it.
 Georg Buchner

Quotes from the same author

The revolution must end and the republic must begin. In our constitution, right must take the place of duty, welfare that of virtue, and self-defense that of punishment. Everyone must be able to prevail and to live according to one's own nature.
 Georg Buchner
Revolution is like Saturn, it devours its own children.
 Georg Buchner
Murder begins where self-defense ends.
 Georg Buchner