Democracy and socialism are means to an end, not the end itself.

Crises and deadlocks when they occur have at least this advantage, that they force us to think.

It is science alone that can solve the problems of hunger and poverty, of insanitation and illiteracy, of superstition and deadening custom and tradition, of vast resources running to waste, or a rich country inhabited by starving people... Who indeed could afford to ignore science today? At every turn we have to seek its aid... The future belongs to science and those who make friends with science.

We can't encourage narrow mindedness, for no nation can be great whose people are narrow in thought.

Play the hand you're dealt.

The purely agitational attitude is not good enough for a detailed consideration of a subject.

Obviously, the highest type of efficiency is that which can utilize existing material to the best advantage.