Darwin has done more to change human thought than all the priests who have existed.
Robert Green IngersollThe object of all education should be to increase the usefulness of man - usefulness to himself and others.
Robert Green IngersollSome president wishes to be re-elected, and thereupon speaks about the Bible as "the corner-stone of American Liberty." This sentence is a mouth large enough to swallow any church, and from that time forward the religious people will be citing that remark of the politician to substantiate the inspiration of the Scriptures.
Robert Green Ingersoll