The mere animal pleasure of travelling in a wild unexplored country is also great. The effect of travel on a man whose heart is in the right place is that the mind is made more self-reliant: it becomes more confident of its own resources, there is greater presence of mind.
David LivingstoneEducation has been given us from above for the purpose of bringing to the benighted the knowledge of the Saviour.
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