Most mothers kiss and scold together.

You can judge your age by the amount of pain you feel when you come in contact with a new idea.

Life is the wonder with which we are all infused.

I don't wait for moods. You accomplish nothing if you do that. Your mind must know it has got to get down to work.

The highest civilizations -- the longest to last and I believe the most successful in human terms -- are those which have come the closest to achieving real understanding and mutual appreciation between men and women.

I am comforted by life's stability, by earth's unchangeableness. What has seemed new and frightening assumes its place in the unfolding of knowledge. It is good to know our universe. What is new is only new to us.

It is easy to overthrow a government but very difficult to build a new one.