The only use of knowledge of the past is to equip us for the present.

In this modern world, the celibacy of the medieval learned class has been replaced by a celibacy of the intellect which is divorced from the concrete contemplation of the complete facts.

Philosophy asks the simple question: What is it all about?

The progress of Science consists in observing interconnections and in showing with a patient ingenuity that the events of this ever-shifting world are but examples of a few general relations, called laws. To see what is general in what is particular, and what is permanent in what is transitory, is the aim of scientific thought.

Rightness of limitation is essential for growth of reality.

Seek simplicity, then distrust.

Every organism requires an environment of friends, partly to shield it from violent changes, and partly to supply it with its wants.