Twenty years ago today, tanks rolled into Tiananmen Square and crushed, literally and figuratively, the protesters who had gathered for weeks demanding more openness. The next day, a lone man stood in front of them and temporarily stopped a long line of tanks entering the largely emptied square.

Michael Sanera has the famous picture on the wall of his office here at the Locke Foundation. It is a clear reminder of the power of the individual and the power of the state.

If you need to be inspired to act… If you wonder what one person can do… If you think the cost is too great… Think of that still unknown man who had personally witnessed the cost of defiance and yet stood for freedom.