The idea that there is a God who rewards and punishes, and who can reward, if he so wishes, the meanest and vilest of the human race, so that he will be eternally happy, and can punish the best of the human race, so that he will be eternally miserable, is subversive of all morality.

Liberty is the breath of progress.

The priests of one religion never credit the miracles of another religion. Is this because priests instinctively know priests?

One man in the right will finally get to be a majority.

For thousands of years people have been trying to force other people to think their way. Did they succeed? No. Will they succeed? No. Why? Because brute force is not an argument.

How any human being ever has had the impudence to speak against the right to speak, is beyond the power of my imagination. Here is a man who speaks-who exercises a right that he, by his speech, denies. Can liberty go further than that? Is there any toleration possible beyond the liberty to speak against liberty-the real believer in free speech allowing others to speak against the right to speak?

Only a few years ago there was no person too ignorant to successfully answer Charles Darwin; and the more ignorant he was the more cheerfully he undertook the task.