He was by nature unmethodical and disorderly, and she supplied him with method and orderliness.

His temperament was studious but indolent, while she was active and energetic.

She abounded in the qualities which he most lacked.

He had the genius, to which her vigorous nature gave the force and impulse.
When Sir William Hamilton was elected to his Professorship, after a severe and even bitter contest, his opponents, professing to regard him as a visionary, predicted that he could never teach a class of students, and that his appointment would prove a total failure.

He determined, with the help of his wife, to justify the choice of his supporters, and to prove that his enemies were false prophets.