Oh these mathematicians make me tired! When you ask them to work out a sum they take a piece of paper, cover it with rows of A's, B's, and X's and Y's ... scatter a mess of flyspecks over them, and then give you an answer that's all wrong!

The memory of my mother will always be a blessing to me.

Your worth consists in what you are and not in what you have.

His genius he was quite content in one brief sentence to define; Of inspiration one percent, of perspiration, ninety nine.

I cannot believe in the immortality of the soul. No, all this talk of an existence for us, as individuals, beyond the grave is wrong. It is born of our tenacity of life - our desire to go on living - our dread of coming to an end.

IF PARENTS PASS ENTHUSIASM ALONG TO THEIR CHILDREN, THEY WILL LEAVE THEM AN ESTATE OF INCALCULABLE VALUE

The dove is my emblem.