To keep is more important than to make friends. Select those that will wear well; if they are new at first, it is some consolation they will become old…

There is no desert like living without friends. Friendship multiplies the good of life and divides the evil. It is the sole remedy against misfortune, the very ventilation of the soul.

You will never belong entirely to someone else nor they to you. Neither ties of blood, nor friendship, nor the most pressing obligation are sufficient for this, for there's a big difference between opening your heart and surrendering your will. Even the greatest intimacy has its limits, and the laws of courtesy are not offended by this. A friend always keeps some secret to himself and a son conceals something from his father...

Harness the imagination: Sometimes curbing her, sometimes giving her rein, for she is the whole of happiness. She sets to rights even the understanding. She sinks to tyranny, not satisfied with mere faith, but demanding works. Thus she becomes the mistress of life itself. She does so with pleasure or with pain, according to the nonsense presented. She makes people contented or discontented with themselves. By dangling before some nothing but the specter of their eternal suffering, she becomes the scourge of these fools. To others she shows nothing but fortune and romance, while merrily laughing. Of all this she is capable if not held in check by the wisest of wills.

There is no desert like living without friends. Friendship multiplies the good of life and divides the evil. ’Tis the sole remedy against misfortune, the very ventilation of the soul. clix

You should therefore never reveal what causes you pain or pleasure, so that the former may quickly end and the latter long continue.