Obviously if any actions, even a lunatic's, can be causeless, determinism is done for. If the chain of causation can be broken for a madman, it can be broken for a man.
Written things are not for speech; their form is literary; they are stiff, inflexible, and will not lend themselves to happy and effective delivery with the tongue-where their purpose is to merely entertain, not instruct; they have to be limbered up, broken up, colloquialized and turned into common forms of premeditated talk-otherwise they will bore the house and not entertain it.
There is always a certain leap of faith that editors have made with their nonfiction writers. If the trust is broken, things can get very embarrassing for the writers and the publisher.
From the sun did I learn this, when it goeth down, the exuberant one: gold doth it then pour into the sea, out of inexhaustible riches, -So that the poorest fisherman roweth even with golden oars! For this did I once see, and did not tire of weeping in beholding it. - Like the sun will also Zarathustra go down: now sitteth he here and waiteth, old broken tables around him, and also new tables half-written.
This mind goes on continuing. This mind will go on continuing, unless you become aware. And this is a miracle: that the moment you become aware the continuity is broken. Now you will be, but not of the past. Now you will be of the moment - fresh, young, new. Now each moment you will die, and you will be reborn.