DANIEL’S FIRST FORTNIGHT at the Royal Society was not equal, in excitement or glamour, to that fiery Spectacle that had heralded his arrival. In the minutes after the blast, excitement born of fear had made him feel half a century younger. But the next morning, he woke in his little guest-garret to discover that the thrill had vanished as quickly as the smoke of the blast; while the fear persisted as stubbornly as the carbon-black scorches it had sprayed on the pavement. Aches and pains had appeared in every part of him, as if all the shocks and insults he had suffered since Enoch Root had walked into his Institute some four months ago, had not been registered at once by his body, but had been marked down in a credit-ledger which had now come due, all at once, and with usurous interest.