We are all captives of the picture in our head - our belief that the world we have experienced is the world that really exists.

Only the very rarest of princes can endure even a little criticism, and few of them can put up with even a pause in the adulation.

Very few established institutions, governments and constitutions ...are ever destroyed by their enemies until they have been corrupted and weakened by their friends.

Certainly he is not of the generation that regards honesty as the best policy. However, he does regard it as a policy.

When philosophers try to be politicians they generally cease to be philosophers.

The unexamined life, said Socrates, is unfit to be lived by man. This is the virtue of liberty, and the ground on which we may justify our belief in it, that it tolerates error in order to serve truth.

The news and the truth are not the same thing.