[填空题]No one had told him about ________________________(第二天有一场讲座).

No one had ever believed him, that one summer evening he had wandered on to the docks, under the legs of the biggest crane, and climbed the steel ladder, up, up, and up into the swaying heights of the counterweights and control house.
The view over the city had been inspiring — the smoking derelict docklands, with miles of kingfisher — walled warehouses; the sun-tinted towers of distant churches; the cars, like insects, creeping one after the other along expressway. Clinging to the drifting girders, he felt like the most successful man in the world.
66. ______
It was so perfect that he could do it. He stood up, balancing against the breeze, feeling on top of the world. Slowly he raised his hands above his head, cast a glance upwards into the icy sky, then, just before he lost his balance, he chose to rise on tiptoe and launch himself into a taut dive. He tipped off the jib and began to tilt through the sunset.
The sound whic