But though there be naturally a wide difference in point of delicacy between one person and another, nothing tends further to encrease and improve th… - David Hume

If reason (I mean abstract reason, derived from inquiries a priori) be not alike mute with regard to all questions concerning cause and effect, this sentence at least it will venture to pronounce, That a mental world, or universe of ideas, requires a cause as much, as does a material world, or universe of objects; and, if similar in its arrangement, must require a similar cause. For what is there in this subject, which should occasion a different conclusion or inference? In an abstract view, they are entirely alike; and no difficulty attends the one supposition, which is not common to both of them.

Generally speaking, the errors in religion are dangerous; those in philosophy only ridiculous.

We make allowance for a certain degree of selfishness in men; because we know it to be inseparable from human nature, and inherent in our frame and constitution. By this reflexion we correct those sentiments of blame, which so naturally arise upon any opposition.