<p>Practical advice and invaluable lessons for everyday life from a former Royal Marines Commando.<br>Mark Hardie MBE has trained Royal Marine Commandos for operations in the world's harshest environments. In this inspirational guide he shows that being part of an elite fighting force doesn't only take stamina and strength, it takes the right mindset. Once you can take charge of your mind, you can unlock your potential.<br>Whether you are heading...