Suddenly the calm current of their ordinary existence is disturbed by a visit from the reigning monarch; all the little, mean, and malevolent passions—vices, we should rather say—engendered of vanity and vexation of spirit, rise at once to the surface of the troubled waters—troubled by the demon of ambition; and the poor princess is left in mute dismay, to wonder what has become of the humility, the independence, and the content which she had so rashly eulogised.
Source: wiktionary