It took me 1057 pages to describe the hundreds of mathematical equations, algorithms and programming techniques that I invented and used.

One out of every 100 American men is HIV positive. The rate of infection has reached epidemic proportions in 40 developing nations.

During the week that I arrived in the United States, I saw an airport, used a telephone, used a library, talked with a scientist, and was shown a computer for the first time in my life.

My focus is not on solving nature's deeper mysteries. It is on using nature's deeper mysteries to solve important societal problems.

Adversities such as being homeless and going to prison has made many people stronger.

Due to financial reasons, I dropped out of school after eight years of formal schooling.

I preferred to study those subjects that were of interest to me.