The phrase "think for one's self" is a pleonasm. Unless one does it for one's self, it isn't thinking.

We talk much more about individualism and liberty than our ancestors. But as so often happens, when anything becomes conscious, the consciousness is compensatory for absence in practice.

Where there is giving there must be taking.

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

By reading the characteristic features of any man's castles in the air you can make a shrewd guess as to his underlying desires which are frustrated.

There is no greater egoism than that of learning when it is treated simply as a mark of personal distinction to be held and cherished for its own sake. ... [K]knowledge is a possession held in trust for the furthering of the well-being of all

The moment philosophy supposes it can find a final and comprehensive solution, it ceases to be inquiry and becomes either apologetics or propaganda.