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

All the materials of thinking are derived either from our outward senses or from our inward feelings: all that the mind and will do is to mix and combine these materials.

The great end of all human industry, is the attainment of happiness. For this were arts invented, sciences cultivated, laws ordained, and societies modelled, by the most profound wisdom of patriots and legislators.

To begin with clear and self-evident principles, to advance by timorous and sure steps, to review frequently our conclusions, and examine accurately all their consequences; though by these means we shall make both a slow and a short progress in our systems; are the only methods, by which we can ever hope to reach truth, and attain a proper stability and certainty in our determinations.