The truth is that our race survived ignorance; it is our scientific genius that will do us in.

To state a lie firmly, categorically and with great authority, undeterred by the fact that all concerned know it to be a lie, is one of the principal activities defined by the term practising law.

Perhaps in a book review it is not out of place to note that the safety of the state depends on cultivating the imagination.

As a rule, the most dangerous ideas are not the ones that divide people but those on which they agree.

The only virtue a character needs to possess between hardcovers, even if he bears a real person's name, is vitality: if he comes to life in our imaginations, he passes the test.

Whenever you hear the word "inevitable", watch out! An enemy of humanity has identified himself.

Consistency is a virtue for trains.