We thank God for having created this world, and praise Him for having made another, quite different one, where the wrongs of this one are corrected.

A writer is rarely so well inspired as when he talks about himself.

Truth possesses within herself a penetrating force, unknown alike to error and falsehood. I say 'truth' and you understand my meaning. For the beautiful words truth and justice need not to be defined in order to be understood in their true sense.

Nine tenths of education is encouragement.

God, conquered, will become Satan; Satan, conquering, will become God. May the fates spare me this terrible lot; I love the Hell which formed my genius. I love the Earth where I have done some good, if it be possible to do any good in this fearful world where beings live but by rapine.

Sometimes one day in a difference place gives you more than ten years of a life at home.

Do not try to satisfy your vanity by teaching a great many things. Awaken people's curiosity. It is enough to open minds; do not overload them. Put there just a spark. If there is some good inflammable stuff, it will catch fire.