"We know - or should know - what lies at the end of the road of racial polarization. A 'race card' is not something to play, because race is a very dangerous political plaything."

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The average student emerges at the end of the Ph.D. program, already middle-aged, overspecialized, poorly prepared for the world outside, and almost unemployable except in a narrow area of specialization. Large numbers of students for whom the program is inappropriate are trapped in it, because the Ph.D. has become a union card required for entry into the scientific job market.

— Freeman Dyson