We who in engage in nonviolent direct action are not the creators of tension. We merely bring to the surface the hidden tension that is already alive. – Martin Luther King, Jr.

We must not confuse dissent with disloyalty. When the loyal opposition dies, I think the soul of America dies with it. – Edward R. Murrow

The burning of rebellious thoughts in the little breast, of internal hatred and opposition, could not long go on without slight whiffs of external smoke, such as mark the course of subterranean fire. – Harriet Beecher Stowe