Diseases of the soul are more dangerous and more numerous than those of the body.
Marcus Tullius CiceroAll the arts, which have a tendency to raise man in the scale of being, have a certain common band of union, and are connected, if I may be allowed to say so, by blood-relationship with one another.
Marcus Tullius CiceroO wretched man, wretched not just because of what you are, but also because you do not know how wretched you are!
Marcus Tullius Cicero