A person's sense of safety or terror is often a mirror of their inner moral state rather than a reflection of their physical surroundings. The sharp contrast between the peace of mind of those who do good and the constant anxiety of wrongdoers is clearly visible in both extreme situations and daily life.
Those who act wickedly live in a perpetual state of fear, fleeing even when no one is chasing them. This profound anxiety stems from several deep sources. On a psychological level, wrongdoers are acutely aware of their actions and the consequences they deserve. When they see innocent people approaching, their guilty conscience twists reality, making them imagine an impending attack, and they run away in panic [עמנואל הרומי]. On a spiritual level, even without a physical threat, they are chased by spiritual accusers born directly from their own sins. Though invisible to the eye, the soul senses this danger, prompting sudden flight [חומת אנך]. God casts a heavy dread upon them [מצודת דוד], leaving them so fragile that they easily fall prey to any harm [רש״י] and run from something as harmless as the sound of a rustling leaf [אבן עזרא].
The profound fear of a single wrongdoer can easily have a ripple effect. When one wicked person is present, their personal terror can radiate outward, sparking a mass panic [מלבי״ם]. Alternatively, a wrongdoer might simply join a crowd of people who happen to be fleeing, running along with them even though no one is actually pursuing him personally [אמרי דעת]. This behavior naturally serves as a way to diagnose reality. When people are seen running away for no apparent reason, it reveals their inner wickedness, just as standing firm and secure is a clear mark of righteousness [עמנואל הרומי].
In sharp contrast, those who do what is right possess the bold confidence of a young, powerful lion that fears no other creature [מצודת ציון, ביאור שטיינזלץ]. While wrongdoers are abandoned to chance and live in dread, the righteous enjoy deep peace of mind, entirely unafraid of the troubles of their time [רלב״ג]. Their intense security comes from relying completely on the strength of God [רש״י, מצודת דוד]. Because of this, they maintain their steady composure even when real, physical pursuers rise against them [מלבי״ם], and even in the face of death [עמנואל הרומי].
Even when a righteous person stands completely alone, they carry the presence of a multitude. They are accompanied by countless spiritual defenders created by their own merits and good deeds, ensuring they are never truly by themselves [חומת אנך]. Throughout history, this dynamic plays out on a larger scale, echoing the ancient encounter between Jacob and Esau. It stands as an enduring promise for all generations that the wicked and the enemies of Israel will ultimately flee, while the righteous will live safely and securely in their land [אלשיך].