Modification of form is admitted to be a matter of time. Alfred Russel Wallace admitformmatter Change image and share on social
But naturalists are now beginning to look beyond this, and to see that there must be some other principle regulating the infinitely varied forms of animal life. Alfred Russel Wallace animalbeginform Change image and share on social
If this is not done, future ages will certainly look back upon us as a people so immersed in the pursuit of wealth as to be blind to higher considerations. Alfred Russel Wallace agebackblind Change image and share on social
In all works on Natural History, we constantly find details of the marvellous adaptation of animals to their food, their habits, and the localities in which they are found. Alfred Russel Wallace adaptationanimalconstantly Change image and share on social
Civilisation has ever accompanied emigration and conquest - the conflict of opinion, of religion, or of race. Alfred Russel Wallace accompanycivilisationconflict Change image and share on social
What we need are not prohibitory marriage laws, but a reformed society, an educated public opinion which will teach individual duty in these matters. Alfred Russel Wallace dutyeducateindividual Change image and share on social
The foregoing considerations lead us to the very important conclusion, that matter is essentially force, and nothing but force; that matter, as popularly understood, does not exist, and is, in fact, philosophically inconceivable. Alfred Russel Wallace conclusionconsiderationessentially share on social
I have since wandered among men of many races and many religions. Alfred Russel Wallace manracereligion Change image and share on social
In my solitude I have pondered much on the incomprehensible subjects of space, eternity, life and death. Alfred Russel Wallace deatheternityincomprehensible Change image and share on social
To say that mind is a product or function of protoplasm, or of its molecular changes, is to use words to which we can attach no clear conception. Alfred Russel Wallace attachclearconception Change image and share on social
