Resilience is great - but, arguably, it just a part of an even greater value of Stoicism, namely that it can greatly improve our relations with other people. Stoicism can teach us not to be possessive, envious, vindictive - and, of course, plain aggressive. It is possible to imagine a highly resilient person who still has issues with aggression or arrogance - but it is difficult to imagine a person with healthy social relations who is not also highly resilient.
According to popular opinion both in ancient Greece and today, happiness requires things such as wealth, good health, good looks, friends, family and good reputation. In Plato's dialogue Euthydemus Socrates challenges those beliefs by claiming that none of those things are good, if they are not used wisely. In fact, Socrates claims that a person who has wisdom doesn't need any of those things at all since he or she can turn any situation into something beneficial for him- or herself. "If wisdom is present, the one for whom it is present has no need of good fortune". - Socrates in Euthydemus, 279E In other words, Socrates claims that wisdom is a sufficient requirement for happiness (and a necessary requirement too, of course). Aristotle famously challenges that claim. But what exactly does he say? Let's have a look. "we suppose happiness is enduring and definitely not prone to fluctuate, but the same person’s fortunes often turn to and fro. For clearly