History is as much an art as a science.
Communism is in conflict with human nature.
The simplest schoolboy is now familiar with truths for which Archimedes would have sacrificed his life.
Let us remember that sorrow alone is the creator of great things.
To be able to think freely, a man must be certain that no consequence will follow whatever he writes.
In morals, truth is but little prized when it is a mere sentiment, and only attains its full value when realized in the world as fact.