The nation is burdened with the heavy curse on those who come afterwards. The generation before us was inspired by an activism and a naive enthusiasm, which we cannot rekindle, because we confront tasks of a different kind from those which our fathers faced.

Daily and hourly, the politician inwardly has to overcome a quite trivial and all-too-human enemy: a quite vulgar vanity.

The fully developed bureaucratic apparatus compares with other organisations exactly as does the machine with the non-mechanical modes of production.

A highly developed stock exchange cannot be a club for the cult of ethics.

Only by strict specialization can the scientific worker become fully conscious, for once and perhaps never again in his lifetime, that he has achieved something that will endure. A really definitive and good accomplishment is today always a specialized act.

In a democracy the people choose a leader in whom they trust. Then the chosen leader says, 'Now shut up and obey me.' People and party are then no longer free to interfere in his business.

Whenever known and sufficient causes are available, it is anti-scientific to discard them in favour of a hypothesis that can never be verified.