As a member of the Protestant British squirearchy ruling Ireland, he was touchy about his Irish origins. When in later life an enthusiastic Gael commended him as a famous Irishman, he replied "A man can be born in a stable, and yet not be an animal.

My heart is broken by the terrible loss I have sustained in my old friends and companions and my poor soldiers. Believe me, nothing except a battle lost can be half so melancholy as a battle won.

Educate men without religion and you make them clever devils.

The French system of conscription brings together a fair sample of all classes; ours is composed of the scum of the earth - the mere scum of the earth. It is only wonderful that we should be able to make so much out of them afterwards.

All the business of war, and indeed all the business of life, is to endeavour to find out what you don't know by what you do; that's what I called 'guess what was at the other side of the hill'.

When one begins to turn in bed, it is time to get up.

It is very true that I have said that I considered Napoleon's presence in the field equal to forty thousand men in the balance. This is a very loose way of talking; but the idea is a very different one from that of his presence at a battle being equal to a reinforcement of forty thousand men.