midnight
There 's the looking-glass ; now go , and dip your head three times , and mind you do n't look to land or sea before you 've said the words , and looked upon the glass . Now , be quick , it 's just upon midnight . '' And she coiled herself up in the boat , while Rose went faltering down the strip of sand , some twenty yards farther , and there slipping off her clothes , stood shivering and trembling for a moment before she entered the sea . She was between two walls of rock : that on her left hand , some twenty feet high , hid her in deepest shade ; that on her right , though much lower , took the whole blaze of the midnight moon . Great festoons of live and purple sea-weed hung from it , shading dark cracks and crevices , fit haunts for all the goblins of the sea . On her left hand , the peaks of the rock frowned down ghastly black ; on her right hand , far aloft , the downs slept bright and cold . The breeze had died away ; not even a roller broke the perfect stillness of the cove .