One hundred percent of our earnings are reinvested in the company, and a great deal of that goes to research.

The prejudice was so bad in the United States at that time that a dark person with a white person would not be served in a restaurant. My father, mother, and I would try it occasionally. We would sit there, and the food would never come.

One hundred percent of our earnings are reinvested in the company, and a great deal of that goes to research.

I had studied violin from age 7 to 14.

There was a time when I was wondering about this business of going public, so I visited about a half-dozen companies in the Boston area, all of them formed by MIT faculty and all had gone public.

I never went into business to make money.

We did experiments with the Boston Symphony for many years where we measured the angles of incidence of sound arriving at the ears of the audience, then took the measurements back to MIT and analyzed them.