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

One day the great European War will come out of some damned foolish thing in the Balkans (1888).

Whoever speaks of Europe is wrong: it is a geographical expression.

A government must not waiver once it has chosen its course. It must not look to the left or right but go forward.

You can't destroy the polish national-consciousness or Poles on the battlefield, but if you give them power, they will destroy themselves

Hounds follow those who feed them.

One can put some trust in the gratitude of a sovereign, and also in that of his family; under certain conditions, one can even rely upon it; but one can never expect anything from the gratitude of a nation.