Racism, like sexism and any other form of discrimination, is an utterly futile exercise… nobody benefits. Societies are better for diversity in all forms, and time and time again we've seen that the more homogenous people become, the less they are able to flourish.

Suddenly, your intuition about what to build is much more likely to be right because you're building what's missing in the future. You're tinkering with technologies first hand, understanding what's new about them firsthand, and understanding what's missing to fulfill and actualize their full potential firsthand.

This timely book outlines and directly addresses the ethical dilemmas posed by the development of autonomous military robots, which will confront roboticists and military policy makers in the future. Arkin's thesis, that appropriately designed military robots will be better able to avoid civilian casualties than existing human war-fighters and might therefore make future wars more ethical, is likely to be the subject of intense debate and controversy for years to come.

The issue you're worried about, the one you're likely spending most of your time discussing, isn't the only problem in the world. We tend to lose sight of this because we often perceive our immediate tasks as the most crucial. Given the multitude of issues we need to address, the goal shouldn't be to resolve a single problem in an exhaustive and expensive way.

The physical and mental aspects of our lives are inseparable and taking care of the basic physical requirements is essential. Athletes and leaders rarely experience deep relaxation and this can become transformative in their lives.