He retained a great deal of the reserve for which his boyhood was remarkable; and that served to repress all startling demonstrations of feeling.

My master's uneasiness experienced a lull, and further circumstances diverted it into another channel for a space.
His new source of trouble sprang from the not anticipated misfortune of Isabella Linton evincing a sudden and irresistible attraction towards the tolerated guest.

She was at that time a charming young lady of eighteen; infantile in manners, though possessed of keen wit, keen feelings, and a keen temper, too, if irritated.

Her brother, who loved her tenderly, was appalled at this fantastic preference.

Leaving aside the degradation of an alliance with a nameless man, and the possible fact that his property, in default of heirs male, might pass into such a one's power, he had sense to comprehend Heathcliff's disposition: to know that, though his exterior was altered, his mind was unchangeable and unchanged.