People who are so much at the mercy of their moods should never be given serious responsibilities. Beware of Pity

From Apollonius, true liberty, and unvariable steadfastness, and not to regard anything at all, though never so little, but right and reason: and always..that it was possible for the same man to be both vehement and remiss: a man not subject to be vexed, and offended with the incapacity of his scholars and auditors in his lectures and expositions. Book I

If there were a distinguished person whose life, by birth and conditions, belonged especially to the same earthly dissimilarity, a distinguished person who would not assent to this divisive conspiracy against the universally human, that is, against the neighbor, if he did not have the heart to do this, if, clearly perceiving the consequences, he still trusted in God for the strength to bear these consequences while he lacked the strength to harden his heart ... the distinguished corruption would accuse him of being a traitor and self-lover—because he wanted to love the neighbor. Works of Love

In some mysterious way, once one has gained an insight into human nature, that insight grows from day to day, and he to whom it has given to experience vicariously even one single form of earthly suffering acquires, by reason of this tragic lesson, an understanding of all its forms, even those most foreign to him, and apparently abnormal. Beware of Pity