Here are some excerpts from Nancy Pearcey’s Saving Leonardo, and some articles, not for the faint of heart.
Secularism has crippled America’s ability to respond effectively to such threats, because it reduces morality to the subjective level—to personal feelings or ethnic tradition. These are things that cannot be rationally debated.Persuasion gives way to emotional manipulation and personal attacks. “Racist!” “Hater!” “Intolerant!” “Islamophobe!”
The word tolerance once meant we all have the right to argue rationally for our deepest convictions in the public arena. Now it means those convictions are not even subject to rational debate.
Canadian free speechers, alas, wrote the book on that.