Conscience is the internal perception of the rejection of a particular wish operating within us.

If all the evidence put forward for the authenticity of religious teachings originates in the past, it is natural to look round and see whether the present, about which it is easier to form judgements, may not also be able to furnish evidence of the sort. If by this means we could succeed in clearing even a single portion of the religious system from doubt, the whole of it would gain enormously in credibility.

You can always make a lot of people love one another so long as there are a smaller number outside the group for them to kick.

Demons do not exist any more than gods do, being only the products of the psychic activity of man.

When making a decision of minor importance, I have always found it advantageous to consider all the pros and cons.

Desire presses ever forward unsubdued.

Without love we fall ill.