The top of the wall was pointed like a house roof, and immediately below him was covered by a thick growth of green moss, and it flashed through his mind as he hung there that maybe it would offer a very slippery foothold for one dropping upon the steep slopes of the top. But it was too late to draw back now.
Bracing himself for a moment, he loosed his hold upon the limb above. The branch flew back with a rush, and he dropped, striving to grasp the sloping angle with his feet. Instantly the treacherous slippery moss slid away from beneath him; he made a vain clutch at the wall, his fingers sliding over the cold stones, then, with a sharp exclamation, down he pitched bodily into the garden beneath! A thousand thoughts flew through his brain like a cloud of flies, and then a leafy greenness
