A bookshelf holds a collection of books with spines displaying titles such as "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "KANT'S CRITIQUE OF PRINCIPLES," "