I view the end of the geographical feat as the beginning of the missionary enterprise.
David LivingstoneIf you have men who will only come if they know there is a good road, I don't want them. I want men who will come if there is no road at all.
David Livingstone.... the brisk exercise imparts elasticity to the muscles, fresh and healthy blood circulates through the brain, the mind works well, the eye is clear, the step is firm, and a day's exertion always makes the evening's repose thoroughly enjoyable.
David Livingstone