What really flatters a man is that you think him worth flattering.

All great truths begin as blasphemies.

Alcohol is a very necessary article. It enables Parliament to do things at eleven at night that no sane person would do at eleven in the morning.

It is easy - terribly easy - to shake a man's faith in himself. To take advantage of that to break a man's spirit is devil's work.

Any man who is not a communist at the age of twenty is a fool. Any man who is still a communist at the age of thirty is an even bigger fool.

Start with the belief that your life can indeed be changed, and that you have the power to change it.

Seemingly unreasonable people attempt to adapt the world to themselves. Much progress, therefore, depends on such people.