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

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.

All things seem possible in May.

It is easier to accept the message of the stars than the message of the salt desert. The stars speak of man's insignificance in the long eternity of time; the desert speaks of his insignificance right now.

Freedom from worries and surcease from strain are illusions that always inhabit the distance.

For observing nature, the best pace is a snail's pace.

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