Expulsion from Paradise is in its main aspect eternal: that is to say, although expulsion from Paradise is final, and life in theworld unavoidable, the eternity of the process (or, expressed in temporal terms, the eternal repetition of the process) nevertheless makes it possible not only that we might remain in Paradise permanently, but that we may in fact be there permanently, no matter whether we know it here or not.
For it is not true, as some treatise-mongers lay down in their systems, of the probity of the speaker, that it contributes nothing to persuasion; but moral character nearly, I may say, carries with it the most sovereign efficacy in making credible.
It may also be pertinent to ask whether a greater effort in the less expensive basic stages of research may not lead to reductions of effort in the far costlier stages of development and prototype construction.
You may charge me with murder--or want of sense--
(We are all of us weak at times):
But the slightest approach to a false pretence
Was never among my crimes!
When we are young, we are slavishly employed in procuring something whereby we may live comfortably when we grow old; and when we are old, we perceive it is too late to live as we proposed.