A poem need not have a meaning and like most things in nature often does not have.

I'd love to go back to Europe in the '20s and '30s, for the beginning of the Psychoanalytic Movement, and Freud and Jung, and all that was going on with discoveries in quantum physics. The whole nature of reality was changing and being challenged.

Sound is the vocabulary of nature.

Many difficulties which nature throws in our way, may be smoothed away by the exercise of intelligence.

Human judges can show mercy. But against the laws of nature, there is no appeal.

Now it is human nature to want to eat to ones fill when hungry, to want to warm up when cold, to want to rest when tired. These all are a part of people's emotional nature.

I am more and more convinced that our happiness or our unhappiness depends far more on the way we meet the events of life than on the nature of those events themselves.

Go forth under the open sky, and list To Nature's teachings.

Human nature is such that monogamy is a really hard thing to achieve.

Whatsoever is contrary to nature is contrary to reason, and whatsoever is contrary to reason is absurd.