Be who you really are, do what you want to do, in order to have what you really want.

The closest friends I made all through life have been people who also grew up close to a loved and loving grandmother or grandfather.

No one will live all his life in the world into which he was born and no one will die in the world in which he worked in his maturity.

today's children are the first generation to grow up in a world that has the power to destroy itself.

Children not only have to learn what their parents learned in school, but also have to learn how to learn. This has to be recognized as a new problem which is only partly solved.

If man has not found ways to deal with environmental problems such as water and air pollution by 1998, it will be too late. The future is not determined and it lies in our own hands.

It is not until science has become a discipline to which the research ability of any mind from any class in society can be attracted that it can become rigorously scientific.