For in spite of itself any ...

For in spite of itself any movement that thinks and acts in terms of an ‘ism becomes so involved in reaction against other ‘isms that it is unwittingly controlled by them. For it then forms its principles by reaction against them instead of by a comprehensive, constructive survey of actual needs, problems, and possibilities.
For in spite of itself any movement that thinks and acts in terms of an ‘ism becomes so involved in reaction against other ‘isms that it is unwittingly controlled by them. For it then forms its principles by reaction against them instead of by a comprehensive, constructive survey of actual needs, problems, and possibilities.

Quotes from the same author

Arriving at one point is the starting point to another.
The self is not something ready-made, but something in continuous formation through choice of action.
Conflict is the gadfly of thought. It stirs us to observation and memory. It instigates to invention. It shocks us out of sheeplike passivity, and sets us at noting and contriving.
Without some goals and some efforts to reach it, no man can live.
Every great advance in science has issued from a new audacity of the imagination.