Depression occurs when you are not being yourself. You're probably doing things you don't want to do.

Until every individual feels personally responsible for the careful planning and the preservation of natural resources, the inexorable destruction will go on.

When we cannot bear to be alone, it means we do not properly value the only companion we will have from birth to death-ourselves.

We found ... that being a good parent to one's own child was never and in no way enough; until we were all responsible for all the children of the world, no child would ever be safe, no society could survive.

Although there are real hazards in saying yes to life, they are inconsequential when compared to the regrets that come with saying "no".

Becoming more flexible, open-minded, having a capacity to deal with change is a good thing. But it is far from the whole story. Grandparents, in the absence of the social institutions that once demanded civilized behavior, have their work cut out for them. Our grandchildren are hungry for our love and approval, but also for standards being set.

Excellence in life seems to me to be the way in which each human being makes the most of the adventure of living and becomes most truly and deeply himself, fulfilling his own nature in the context of a good life with other people.