Inquiries and Provocations

The title is his own. Herbert Feigl, the provocateur and the soul (if we may put it so) of modesty, wrote to me some years ago, "I''m more of a catalyst than producer of new and original ideas all my life . . . ", but then he com­ pleted the self-appraisal: " . . . with just a few exceptions perhaps". We need not argue for the creative nature of catalysis, but will simply remark that there are ''n...