Science has always promised two things not necessarily related; an increase first in our powers, second in our happiness or wisdom, and we have come to realize that it is the first and less important of the two promises which it has kept most abundantly.

Only those within whose own consciousness the sun rise and set, the leaves burgeon and wither, can be said to be aware of what living is.

The most serious charge which can be brought against New England is not Puritanism, but February.... Spring is too far away to comfort even by anticipation, and winter long ago lost the charm of novelty. This is the very three a.m. of the calendar.

How anyone can profess to find animal life interesting and yet take delight in reducing the wonder of any animal to a bloody mass of fur or feathers?

If we do not permit the earth to produce beauty and joy, it will in the end not produce food, either.

Life is very persistent and very ingenious in seizing every opportunity.

Man is the only one in whom the instinct of life falters long enough to enable it to ask the question "Why?