I first came into contact with the above quotation whilst serving with the British Army, it was bandied about during several courses I participated in although, at the time I did not realise that it is just a laconic version of a more nuanced quotation by one of, arguably, the greatest military planners/strategists of modern times (more about him later).
“No plan survives contact with the enemy.” Last Updated: 28 February, 2016 1.0 Introduction