A quiet conscience makes one strong!

The statement links strength not to physical force or social power but to moral clarity. A “quiet conscience” suggests having acted in ways one can justify to oneself—without guilt, self-deception, or unresolved wrongdoing. For Frank, inner peace becomes a form of resilience: when external circumstances are uncontrollable, the ability to feel ethically grounded can prevent despair and provide courage. The quote also implies that strength is cumulative and inwardly generated; it arises from consistency between values and actions, which stabilizes a person even when the world is hostile.