Darling -- I suppose the world would consider us absolutely crazy, but it is wonderful to feel that way, isn't it? Sort of a perpetual springtime in our hearts.

But man is a part of nature, and his war against nature is inevitably a war against himself.

One way to open your eyes is to ask yourself, "What if I had never seen this before? What if I knew i would never see it again?

Conservation is a cause that has no end. There is no point at which we will say our work is finished.

Those who contemplate the beauty of the earth find reserves of strength that will endure as long as life lasts.

The human race is challenged more than ever before to demonstrate our mastery, not over nature but of ourselves.

Science is part of the reality of living; it is the what, the how, and the why of everything in our experience.

We cannot have peace among men whose hearts find delight in killing any living creature.

Knowing what I do, there would be no future peace for me if I kept silent.

The more clearly we can focus our attention on the wonders and realities of the universe about us, the less taste we shall have for destruction.

Drink in the beauty and wonder at the meaning of what you see.

They always come back, but we don’t always answer.

Who is a Jew? A person whose integrity decays when unmoved by the knowledge of wrong done to other people.

Revolutions are the locomotives of history.

Most females will forgive a liberty rather than a slight

This is the only chance you will ever have on earth with this exciting adventure called life. So why not plan it, and try to live it as richly, as happily as possible?

Be sympathetic with the other person's ideas and desires.

In a good relationship, people get angry, but in a very different way. The Marriage Masters see a problem a bit like a soccer ball. They kick it around. It's 'our' problem.

Calculus works by making visible the infinitesimally small.

I cheerfully quit from life as if it were an inn, not a home; for Nature has given us a hostelry in which to sojourn, not to abide.

Every divine action begins from the Father, proceeds through the Son, and is completed in the Holy Spirit.