Charles Darwin, the Abraham of scientific men - a searcher as obedient to the command of truth as was the patriarch to the command of God.

It is as fatal as it is cowardly to blink facts because they are not to our taste.

Superstition may be defined as constructive religion which has grown incongruous with intelligence.

The brightest flashes in the world of thought are incomplete until they have been proved to have their counterparts in the world of fact.