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.

In nature, there is less death and destruction than death and transmutation.

All things seem possible in May.

Any fine morning, a power saw can fell a tree that took a thousand years to grow.

It is morally as bad not to care whether anything is true or not.

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

Those who wish to pet and baby wild animals 'love' them. But those who respect their natures and wish to let them live normal lives, love them more.