I had a feeling once about Mathematics - that I saw it all. Depth beyond depth was revealed to me - the Byss and Abyss. I saw - as one might see the transit of Venus or even the Lord Mayor's Show - a quantity passing through infinity and changing its sign from plus to minus. I saw exactly why it happened and why the tergiversation was inevitable but it was after dinner and I let it go.

The person of truth must be covered with bodyguards of lies.

I am not invested with dictatorial powers. If I were, I should be quite ready to dictate.

There is required for the composition of a great commander not only massive common sense and reasoning power, not only imagination, but also an element of legerdemain, an original and sinister touch, which leaves the enemy puzzled as well as beaten.

If you want to discover new oceans, you must first have the courage to leave shore.

Armed with a paint-box, one cannot be bored, one cannot be left at a loose end, one cannot 'have several days on one's hands.

The price of greatness is responsibility.