Every increase in knowledge requires an increase in wisdom

Worry is a form of fear.

As soon as we abandon our own reason, and are content to rely upon authority, there is no end to our trouble. . . . No Catholic, for instance, takes seriously the text which says that a Bishop should be the husband of one wife.

When the intensity of emotional conviction subsides, a man who is in the habit of reasoning will search for logical grounds in favour of the belief which he finds in himself.

In attempting to understand the elements out of which mental phenomena are compounded, it is of the greatest importance to remember that from the protozoa to man there is nowhere a very wide gap either in structure or in behaviour. From this fact it is a highly probable inference that there is also nowhere a very wide mental gap.

We shall say that we have acquaintance with anything of which we are directly aware, without the intermediary of any process of inference of any knowledge of truths.

Most political leaders acquire their position by causing large numbers of people to believe that these leaders are actuated by altruistic desires