The court decided, based on its reading of our precedents, that the effects test of Lemon is violated whenever government action creates an identification of the state with a religion, or with religion in general, ...or when the effect of the governmental action is to endorse one religion over another, or to endorse religion in general.
Anthony KennedyThe lessons of the First Amendment are as urgent in the modern world as the 18th Century when it was written. One timeless lesson is that if citizens are subjected to state-sponsored religious exercises, the State disavows its own duty to guard and respect that sphere of inviolable conscience and belief which is the mark of a free people.
Anthony KennedyFirst Amendment freedoms are most in danger when the government seeks to control thought or to justify its laws for that impermissible end. The right to think is the beginning of freedom, and speech must be protected from the government because speech is the beginning of thought.
Anthony Kennedy