Ethical ideas and sentiments have to be considered as parts of the phenomena of life at large. We have to deal with man as a product of evolution, wi… - Herbert Spencer

Throughout all organic nature there is at work a modifying influence of the kind... as the cause, these specific differences: an influence which, though slow in its action, does, in time, if the circumstances demand it, produce marked changes—an influence, which to all appearance, would produce in the millions of years, and under the great varieties of condition which geological records imply, any amount of change.

The universal basis of co-operation is the proportioning of benefits received to services rendered.

We have repeatedly observed that while any whole is evolving, there is always going on an evolution of the parts into which it divides itself; but we have not observed that this equally holds of the totality of things, which is made up of parts within parts from the greatest down to the smallest.