"He who has once been bitten by the passion for power, will never be free from it."

"Only a fool learns from his own mistakes. The wise man learns from the mistakes of others."

"It is not by means of speeches and majority resolutions that the great issues of the day will be decided, but by iron and blood."

"Politics is the art of the possible, the attainable — the art of the next best."

"Faust complained about having two souls in his breast, but I harbor a whole crowd of them and they quarrel. It is like being in a republic."