[18] And being placed in a situation of great and perplexing difficulty he began to rage, and simultaneously, with the change of his disposition for the worse, he also altered everything which had existed before, beginning with his nearest friends and his most habitual customs; for he began to suspect and to drive from him those who were well affected to him, and who were most sincerely his friends, and he reconciled himself to those who were originally his declared enemies, and he used them as advisers under all circumstances;