Stoicism, an ancient Greek ideology established in the early third century BC by Zeno of Citium, promotes the cultivation of self-control and resilience as a means to defeat negative emotions. The philosophy maintains that virtue, the supreme good, is based on knowledge and that the enlightened live in harmony with the universal Reason that governs the cosmos. This harmonious living requires accepting the moment as it unfolds, not allowing oneself to be ruled by the desire for enjoyment or terror of suffering.

At its center, Stoicism instructs that external events are outside our control; we can only influence our responses to them. This approach encourages toughness and emotional stability, helping people keep inner peace amidst life's difficulties. The Stoic habit of mindfulness, or "prosoke," entails constant vigilance and focus to one’s mental processes and deeds, ensuring they conform with logic and goodness. Famous Stoic thinkers such as Aurelius, Epictetus, and Seneca have left behind priceless teachings that remain influential in modern thought and self-help practices.

The Stoic philosophy's stress on logic and self-discipline provides a practical framework for self-improvement. By emphasizing what we can influence and acknowledging what we cannot, Stoics believe we philosophy can achieve tranquility and a fulfilling life. This ideology's enduring wisdom provides insight on managing difficulties, regulating emotions, and living ethically. Through the cultivation of virtues like wisdom, courage, justice, and self-restraint, the Stoic way encourages persons to pursue lives of significance and virtue, irrespective of external situations.