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Ladies and Gentlemen:

For eight abbreviated hours I am to
endeavor to occupy your attention with the
subject of reasoning. But can one person
inform another what is good reasoning
and what is bad?

About seventy generations have passed
since Aristotle gave to logic a scientific
form. There has not been one of those
generations in Europe that has not been occupied
with this study and it is natural
and proper to ask what the harvest has
been. At the end of sixty of those seventy
generations, Europeans reasoned no
better than the personages of Plato's
Dialogues are represented as reasoning.
They were more considerably more
adroit,— they reached their conclusions
with greater facility; but the conclusions

Ladies and Gentlemen:
For eight abbreviated hours I am to
endeavor to occupy your attention with the
subject of reasoning. But can one person
inform another what is good reasoning
and what is bad?
About seventy generations have passed
since Aristotle gave to logic a scientific
form. There has not been one of those
generations in Europe that has not been occupied
with this study and it is natural
and proper to ask what the harvest has
been. At the end of sixty of those seventy
generations, Europeans reasoned no
better than the personages of Plato's
Dialogues are represented as reasoning.
They were more considerably more
adroit,— they reached their conclusions
with greater facility; but the conclusions