I am not an advocate for frequent changes in laws and constitutions, but laws and institutions must go hand in hand with the progress of the human mind.

A mind always employed is always happy. This is the true secret, the grand recipe, for felicity.

If there is a gratification which I envy any people in this world it is to your country [Italy] its music. This is the favorite passion of my soul, and fortune has cast my lot in a country where it is in a state of deplorable barbarism.

The clergy, by getting themselves established by law and in-grafted into the machine of government, have been a very formidable engine against the civil and religious rights of man.

He alone who walks strict and upright, and who, in matters of opinion, will be contented that others should be as free as himself and acquiesce when his opinion is freely overruled, will attain his object in the end.

[If a book were] very innocent, and one which might be confided to the reason of any man; not likely to be much read if let alone, but if persecuted, it will be generally read. Every man in the United States will think it a duty to buy a copy, in vindication of his right to buy and to read what he pleases.

Let us, then, fellow citizens, unite with one heart and one mind. Let us restore to social intercourse that harmony and affection without which liberty and even life itself are but dreary things. And let us reflect that having banished from our land that religious intolerance under which mankind so long bled, we have yet gained little if we counternance a political intolerance as despotic, as wicked, and capable of a bitter and bloody persecutions.