I say, let us think. Let each one express his thought. Let us become investigators, not followers, not cringers and crawlers. If there is in Heaven an infinite being, he never will be satisfied with the worship of cowards and hypocrites.
Courage without conscience is a wild beast.
Hope is the only universal liar who never loses his reputation for veracity.
There is no common sense in going to the field to fight and leaving a man at home to undo all that you accomplish.
There can be but little liberty on earth while men worship a tyrant in heaven.
Reason, observation, and experience; the holy trinity of science.