The war is relentless: it puts the alternative in a ruthless relief.

Learning is never done without errors and defeat.

The government is tottering. We must deal it the death blow an any cost. To delay action is the same as death.

The war is relentless: it puts the alternative in a ruthless relief: either to perish, or to catch up with the advanced countries and outdistance them, too, in economic matters.

Only by abolishing private property in land and building cheap and hygienic dwellings can the housing problem be solved.

The natural scientist must be a modern materialist, a conscious adherent of the materialism represented by Marx, i.e., he must be a dialectical materialist.

There are no morals in politics; there is only expedience. A scoundrel may be of use to us just because he is a scoundrel.