The least and most imperceptible impressions received in our infancy have consequences very important and of long duration.

Children should from the beginning be bred up in an abhorrence of killing or tormenting any living creature; and be taught not to spoil or destroy any thing, unless it be for the preservation or advantage of some other that is nobler.

The Ideas of primary Qualities of Bodies, are Resemblances of them, and their Patterns do really exist in the Bodies themselves; but the Ideas, produced in us by these Secondary Qualities, have no resemblance of them at all. There is nothing like our Ideas, existing in the Bodies themselves. They are in Bodies, we denominate from them, only a Power to produce those Sensations in us: And what is Sweet, Blue or Warm in Idea, is but the certain Bulk, Figure, and Motion of the insensible parts in the Bodies themselves, which we call so.

Virtue is everywhere that which is thought praiseworthy; and nothing else but that which has the allowance of public esteem is called virtue.

The Church which taught men not to keep faith with heretics, had no claim to toleration.

Action is the great business of mankind, and the whole matter about which all laws are conversant.

The works of nature and the works of revelation display religion to mankind in characters so large and visible that those who are not quite blind may in them see and read the first principles and most necessary parts of it and from thence penet into those infinite depths filled with the treasures of wisdom and knowledge.