Interactive computers and software will, I think, provide a less costly method of doing some kinds of inquiry, in knowledge acquisition and even reasoning and interaction.
In my youth, I, too, entertained some illusions; but I soon recovered from them. The great orators who rule the assemblies by the brilliancy of their eloquence are in general men of the most mediocre political talents: they should not be opposed in their own way; for they have always more noisy words at command than you. Their eloquence should be opposed by a serious and logical argument; their strength lies in vagueness; they should be brought back to the reality of facts; practical arguments destroy them. In the council, there were men possessed of much more eloquence than I was: I always defeated them by this simple argumenttwo and two make four.
...you must be careful never to allow doubt to paralyze you. always take the decisions you need to take, even if you're not sure you're doing the right thing. You'll never go wrong if, when you make a decision, you keep in mind an old German proverb: 'The devil is in the detail.' Remember that proverb and you'll always be able to turn a wrong decision into a right one.