However great an evil immorality may be we must not forget that it is not without its beneficial consequences. It is only through extremes that men can arrive at the middle path of wisdom and virtue.
I and my colleagues here have been engaged in the pursuit of knowledge.
And indeed this theme has been at the centre of all my research since 1943...
It is like a voyage of discovery into unknown lands seeking not for new...
When I was young my Father used to tell me that the two most worthwhile...
