Joseph Priestley

I have always been a friend to liberty, both civil and religious.

The business of a philosopher is to discover truth, and to communicate it to others.

I am persuaded that the more we examine the works of God, the more we shall be convinced of his wisdom and goodness.

The progress of science depends upon the freedom of inquiry.

I have always been of opinion that the best way to promote the cause of truth is to allow free discussion.

It is by experiments that we must determine the laws of nature.

The more we know of the works of God, the more we shall admire them, and the more we shall be disposed to adore their author.

The English are a nation of philosophers, and they are so because they are a nation of freemen.

The more light we have, the more we shall see; and the more we see, the more we shall be convinced of the truth.

The greatest service that can be rendered to any country is to add to its stock of useful knowledge.

The only method of arriving at truth, is to lay aside all prejudices, and to examine with candour and impartiality.

The more I examine the works of nature, the more I am convinced that there is a God, and that he is a wise and benevolent being.

The more we know of the works of God, the more we shall be disposed to adore their author.

The more we know of the works of God, the more we admire the wisdom and goodness of the author.

The English are a nation of shopkeepers.

I have been so happy as to discover a method of making fixed air, much more expeditiously and in much larger quantities than has been done hitherto.

Ignorance is the mother of devotion.

The world is a comedy to those that think, a tragedy to those that feel.

It is not by reasoning that men are to be convinced, but by facts.

I have been so happy as to discover a method of making fixed air, much more expeditiously and in much larger quantities than has been hitherto.