Determined will is the beginning of all magical operations. It is because men do not perfectly imagine and believe the result, that the (occult) arts are so uncertain, while they might be perfectly certain.
ParacelsusAll arts lie in man, though not all are apparent. Awakening brings them out. To be taught is nothing; everything is in man waiting to be awakened.
ParacelsusBut is not He who created it for the sake of the sick body more than the remedy? And is not He who cures the soul, which is more than the body, greater?
ParacelsusWhen a man undertakes to create something, he establishes a new heaven, as it were, and from it the work that he desires to create flows into him... For such is the immensity of man that he is greater than heaven and earth.
Paracelsus