Respect the faculty that forms thy judgments. Book III

Other people are quite dreadful. The only possible society is oneself. An Ideal Husband

When a dozen men are harnessed to the same cart, one always pulls harder than the others, and when it's a question of promotion and seniority, it's easy to tread on the toes of the man ahead of you. At every word one utters one has to be on one's guard; one's never quite sure whether it isn't going to arouse the disapproval of the big bugs; there's always a storm in the offing. Beware of Pity

In general, one must have value oneself in order freely and willingly to acknowledge value in another. This is the basis for the requirement that modesty accompany all merits, as well as the disproportionately loud praise for this virtue which alone, among all its sisters, is always added to the praise of anyone distinguished in some way by the person who dares to praise him, so as to conciliate the worthless and silence their wrath. For what is modesty if not false humility which someone with merits and advantages in a world teeming with perfidious envy uses to beg the pardon of those who have none? Someone who does not lay claim to merit because he in fact has none is being honest, not modest. The World As Will and Representation