Those who make peaceful revolution impossible will make violent revolution inevitable.

When pressure has nowhere to go

There's a tension embedded in how we respond to injustice: do we bend enough to absorb pressure, or do we resist so firmly that pressure builds until something breaks? Kennedy's observation cuts to the heart of it. When people raise their hands peacefully and get ignored repeatedly—when the system offers no real channel for change—frustration doesn't disappear. It accumulates, hardens, and eventually finds a different outlet.

We see this play out beyond politics too. In workplaces, when employees voice concerns and nothing shifts, resentment quietly spreads until people either leave or act out in ways that damage the organization. In families, when one person refuses to acknowledge another's legitimate needs, tension doesn't fade—it resurfaces as conflict or withdrawal. The pattern is almost mechanical: closed doors plus genuine grievance equals eventually broken windows.

The tricky part Kennedy's pointing to is that this isn't about morality exactly—it's about physics. Pressure seeks release. The interesting angle is that preventing violent upheaval isn't really about being nice or progressive in some abstract sense. It's pragmatically about staying responsive enough that people believe change through engagement is still possible. Whether that's a nation or a marriage, the requirement is surprisingly similar: people need to feel actually heard, not just tolerated.