The United States is in the grips of a free-speech paradox. At the same time that the law provides more protection to personal expression than at any time in the nation’s history, large numbers of Americans feel less free to speak. The culprit isn’t government censorship but instead corporate, community and peer intimidation.

Conservatives can recite the names of the publicly shamed from memory. There was Brendan Eich, hounded out of Mozilla for donating to a California ballot initiative that defined marriage as the union of a man and woman. There was James Damore, abruptly terminated from Google after he wrote an essay attributing the company’s difficulty in attracting female software engineers more to biology and free choice than to systemic discrimination. On campus, the list is as long and grows longer every semester.

It is right to decry this culture of intolerance and advocate for civility and engagement instead of boycotts and reprisals. The cure for bad speech is better speech — not censorship. Take that message to the heartland, and conservatives cheer.

Until, that is, Colin Kaepernick chose to kneel. Until, that is, the president demanded that the N.F.L. fire the other players who picked up on his protest after he was essentially banished from the league.