Nothing can be unconditional; consequently nothing can be free.

All censorships exist to prevent anyone from challenging current conceptions and existing institutions. All progress is initiated by challenging current conceptions, and executed by supplanting existing institutions. Consequently, the first condition of progress is the removal of censorship.

My rank is the highest known in Switzerland: I'm a free citizen.

There is nothing more dangerous than the conscience of a bigot.

Nothing is ever done in this world until men are prepared to kill one another if it is not done.

Nothing soothes me more after a long and maddening course of pianoforte recitals than to sit and have my teeth drilled