I am lonely, yet not everybody will do. I don't know why, some people fill the gaps and others emphasize my loneliness.

Be kind whenever possible. It is always possible.

Your value is not determined by your achievements; it is inherent in your very existence.

The truth of the matter is that you always know the right thing to do. The hard part is doing it.

Believe in yourself even when no one else does. Your self-belief will carry you through.

Theoretical physics is one of the few areas in which being disabled is not a handicap; it is all in the mind.

I have no special talents. I am only passionately curious.