Nature has not implanted any power in man that was not meant to be exercised at times, though too often our powers have been abused.
Nature has always had more force than education.[La nature a toujours été en eux plus forte que l’éducation.]
Nature goes steadily her own way, and what to us appears the exception, is really done according to the rule.
Nature does nothing unnecessarily and is not extravagant in the means employed to reach its ends.[Die Natur thut nämlich nichts überflüssig und ist im Gebrauche der Mittel zu ihren Zwecken nicht verschwenderisch.]
Nature does not break her own laws.
Nature cannot be tricked or cheated. She will give up to you the object of your struggles only after you have paid her price, which is CONTINUOUS, UNYIELDING, PERSISTENT EFFORT!
Nature and human life are as various as our several constitutions. Who shall say what prospect life offers to another?
Nature and books belong to the eyes that see them.
Nature abhors a vacuum.
Natural science does not simply describe and explain nature; it is a part of the interplay between nature and ourselves.
Miracles arise from our ignorance of nature, not from the essence of nature.[Les miracles sont, selon l’ignorance en quoy nous sommes de la nature, non selon l’estre de la nature.]
Mere goodness can achieve little against the power of nature.[Denn in Güte läßt sich gegen die Gewalt der Natur wenig ausrichten.]