"Man's life cannot "be lived" by repeating the pattern of his species; he must live. Man is the only animal that can be bored, that can be discontented, that can feel evicted from paradise. Man is the only animal for whom his own existence is a problem which he has to solve and from which he cannot escape. He cannot go back to the prehuman state of harmony with nature; he must proceed to develop his reason until he becomes the master of nature, and of himself."

"At about midnight he arrived, accompanied by six armed SS officers, and was received by my aide-de-camp, Walter Luedde-Neurath. I offered Himmler a chair and sat down at my desk, on which lay, hidden …"

"Who, that has pity, is disposed to censure a child for rebelling against the useless and absurd rumination, thru painful years, of mummified languages and fearful mathematical formulae, which have no …"

"Forsooth, ye have heard it said that ye shall do well in this world that in the world to come ye may live happily for ever; do ye well then, and have your reward both on earth and in heaven; for I say…"

"…that perfect Tranquillity of Life, which is no where to be found, but in retreat, a faithful Friend and a good Library…"