You can prove almost anything with the evidence of a small enough segment of time. How often, in any search for truth, the answer of the minute is positive, the answer of the hour qualified, the answers of the year contradictory!

It is not races but individuals that are noble and courageous or ignoble and craven or considerate or persistent or philosophical or reasonable. The race gets credit when the percentage of noble individuals is high.

How sad would be November if we had no knowledge of the spring!

Change is a measure of time and, in the autumn, time seems speeded up. What was is not and never again will be; what is is change.

Time and space - time to be alone, space to move about - these may well become the great scarcities of tomorrow.

The city man, in his neon-and-mazda glare, knows nothing of nature's midnight. His electric lamps surround him with synthetic sunshine. They push back the dark. They defend him from the realities of the age-old night.

Nature is shy and noncommittal in a crowd. To learn her secrets, visit her alone or with a single friend, at most. Everything evades you, everything hides, even your thoughts escape you, when you walk in a crowd.