The doctor of the future will give no medicine but will instruct his patient in the care of the human frame, in diet and in the cause and prevention of disease. They may even discover the germ of old age
Nothing is a greater obstacle to our progress in knowledge, than a bad performance of a celebrated author; because, before we instruct we must begin with undeceiving.
He lay down upon a sumptuous divan, and proceeded to instruct himself with honest zeal.
Those things that hurt, instruct.