The happiest life has the greatest number of points of contact with the world, and it has the deepest feeling and sympathy with everything that is.

A person cannot love a plant after he has pruned it, then he has either done a poor job or is devoid of emotion.

No beast has ever overcome the earth; and the natural world has never been conquered by muscular force.

One does not begin to make a garden until he wants a garden. To want a garden is to be interested in plants, in the winds and rains, in birds and insects, in the warm-smelling earth.

When the traveler goes alone he gets acquainted with himself.

The true purpose of education is to teach a man to carry himself triumphant to the sunset.

One's happiness depends less on what he knows than on what he feels.