Stoicism

The core of Stoic philosophy is often referred to as the division of control, or the dichotomy of control. Epictetus opens his famous handbook by stating that some things are up to us, while other things are not. On the side that is up to us, we find our own opinions, desires, intentions, and actions. On the other side is everything else: what others think of us, the weather, the economy, health, historical events, and the final outcome of our efforts.

According to the Stoics, suffering arises when we confuse these two categories. When we invest our peace of mind in things outside our direct control, we make ourselves hostages to the outside world. If your happiness requires that other people always treat you fairly, that traffic flows smoothly, or that your company never faces a crisis, you will inevitably suffer disappointment and anxiety.

The Stoics introduced the concept of prohairesis—our capacity for conscious choice and judgment. It is not events themselves that upset us, but the interpretations and values we place upon them. If a colleague criticizes you, the criticism itself is not a painful fact; the pain arises only when your inner judgment labels the event as catastrophic or offensive.

Furthermore, Stoicism emphasizes the development of the four cardinal virtues: wisdom, courage, justice, and moderation. Virtue in the Stoic sense is not about moral posturing, but about functional excellence—living in accordance with reason and human nature as a social being. By cultivating these qualities, we build an inner citadel that withstands external pressures.

Practicing Stoicism is about introducing mental routines into your daily life. One of the most famous exercises is called premeditatio malorum—visualizing possible obstacles and setbacks in advance. By briefly and calmly thinking through what could go wrong during the day (a delayed bus, a difficult conversation, a missed delivery), you disarm the element of surprise. When the problem then arises, you don't feel panic, but rather a reaction along the lines of: Well, there is what I was prepared for.

Another method is to apply Stoic reflective journaling, something Marcus Aurelius did in his famous Meditations. At the end of the day, you evaluate your actions without self-condemnation: What did I do well today? Where did I lose my patience? How can I act more wisely tomorrow?

In decision-making and work, Stoicism helps you shift focus from goals to process. Instead of setting a goal to win a tender (which depends on competitors and the client), you set a goal to make the absolute best preparation you are capable of. If you do your utmost, you have succeeded in a Stoic sense, regardless of what the final outcome turns out to be.

The biggest risk with Stoicism is the misunderstanding that it encourages passivity or emotional detachment. Accepting what you cannot control does not mean you should become listless or accept injustice in the world. The Stoics were deeply engaged in the politics and social life of their time. The point is to act decisively for change without being emotionally dependent on that change happening immediately.

Another pitfall is toxic emotional suppression. True Stoicism is not about gritting your teeth and pretending you do not feel grief, pain, or fear. The ancient Stoics recognized that spontaneous bodily and emotional reactions are entirely natural. Stoicism is about what you do the second after the initial wave of emotion washes over you—whether you choose to feed the emotion with destructive thoughts or let it subside.

There is also a risk of using Stoicism as an intellectual shield against human intimacy. If you become too preoccupied with your own invulnerability, you can lose empathy for others who struggle with their emotions and lack the same mental tools.

The most common mistake is confusing the word stoic (with a lowercase s), which in everyday language means emotionless or indifferent, with Stoicism (with a capital S), which is a rich philosophy of human fulfillment and community.

Another mistake is believing that the dichotomy of control is a light switch rather than a lifelong practice. People expect to become completely unaffected overnight, and then feel a sense of failure when struck by anger or anxiety. Stoicism is a mental muscle that must be trained daily.

Many also fall into the trap of using Stoic philosophy to lecture others. Telling a friend in crisis that "that is outside your control" is rarely helpful and demonstrates a lack of compassion. Stoicism is a tool for governing oneself, not a weapon for judging others.