The need for growth - what we might call immaturity - is not a negative state of being.

The importance of language in gaining knowledge is doubtless the chief cause of the common notion that knowledge may be passed directly from one to another. It almost seems as if all we have to do to convey an idea into the mind of another is to convey a sound into his ear. Thus imparting knowledge gets assimilated to a purely physical process.

Philosophy recovers itself when it ceases to be a device for dealing with the problems of philosophers and becomes a method, cultivated by philosophers, for dealing with the problems of men.

I do not think that any thorough-going modification of college curriculum would be possible without a modification of the methods of instruction.

Thought is impossible without words.

Social engaged intellectuals must accept reality as they found it and shape it toward positive social goals, not stand aside in self-righteous isolation.

Nature is the mother and the habitat of man, even if sometimes a stepmother and an unfriendly home.