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do, so as to succeed. 1859 1860 1861 1866 1869
do. 1872

It will 1859 1860 1861 1866 1869
This ought to 1872

seems to be 1859 1860 1861
seems 1866 1869
is 1872

single instance should we know what to do, so as to succeed. It will convince us of our ignorance on the mutual relations of all organic beings; a conviction as necessary, as it seems to be difficult to acquire. All that we can do, is to keep steadily in mind that each organic being is striving to increase
at
in
a geometrical ratio; that each at some period of its life, during some season of the year, during each generation or at intervals, has to struggle for
life
life,
and to suffer great destruction. When we reflect on this struggle, we may console ourselves with the full belief, that the war of nature is not incessant, that no fear is felt, that death is generally prompt, and that the vigorous, the healthy, and the happy survive and multiply.