For instance, when people disagreed with Marcus, he first tried to persuade them to see things from his perspective. However, if they persisted in obstructing what he believed to be a just course of action, he remained calm and transformed the obstacle into an opportunity to practice some other virtue, such as patience, restraint, or understanding. His equanimity remained intact as long as he never desired what was beyond his grasp, which constitutes one of the foundations of the Stoic remedy for worry and anxiety.