Ernst Haeckel Quotes
Nothing is constant but change! All existence is a perpetual flux of "being and becoming!" That is the broad lesson of the evolution of the world.
Mental differences between the lowest men and the animals are less than those between the lowest and the highest man.
By ecology we understand the total science of the connections of the organism to the surrounding external world.
Civilization and the life of nations are governed by the same laws as prevail throughout nature and organic life.
The real cause of personal existence is not the favor of the Almighty, but the sexual love of one's earthly parents.
As our mother-earth is a mere speck in the sunbeam in the illimitable universe, so man himself is but a tiny grain of protoplasm in the perishable framework of organic nature.
Both of these branches of evolutionary science, are, in my opinion, in the closest causal connection; this arises from the reciprocal action of the laws of heredity and adaptation.
The nucleus has to take care of the inheritance of the heritable characters, while the surrounding cytoplasm is concerned with accommodation or adaptation to the environment.
There is no doubt that the course and character of the feared 'European war'... will become the first world war in the full sense of the word.
Civilisation and the life of nations are governed by the same laws as prevail throughout nature and organic life.