clifton wharton, welcome. >> thank you. >> woodruff: great to have you with us.le of the book, "privilege and prejudice: the life of a black pioneer," signaling you've experienced privilege and prejudice. >> yes. >> woodruff: in equal amounts or more one than another. >> i wouldn't say i measured them. throughout my life when i've had exposure, it sometimes has occurred, prejudice. >> woodruff: but you grew up the son of a diplomat, of an ambassador, a pretty sophisticated life. you were overseas much of the time as a child. >> yes. a lot was expected of you. yes. when we lived abroad, most of my early years were spent in the canary islands of spain. i knew i was black because my mother taught me a great deal about outstanding blacks including my father, so i didn't experience any significant racial incident till i came back to the united states. >> woodruff: you were about 10 or 11 years old. i was struck, you wrote about it, and though it was a tough experience for you, you said, "although it never went away, over time my indignation cooled to a small diamond-h