You need a long time to acquaint yourself with the evidence. Then you have to learn to evaluate it, sorting out the reliable, the central, the trivial, the misleading. Then you also have to learn to set aside the assumptions and prejudices you didn't realize were shaping and coloring your mind while you were gathering evidence in the first place. Finally you may wind up possessing a precious fragment of the truth, along with the rueful recognition of how much you still don't know. The whole process involves a lot more quiet reflection than shouting.
Freedom of speech means much more than legal protection, though that is a necessary condition.
It ultimately means an atmosphere hospitable to calm reason. And in this controversy, I know which side is appealing to my mind, and which is going for my kneecaps. Joseph Sobran is a nationally-syndicated columnist, lecturer, and author. For 21 years he wrote for National Review magazine, including 18 years as a senior editor.