Surely there is a time to submit to guidance and a time to take one's own way at all hazards.

My experience of the world is that things left to themselves don't get right.

Science is nothing, but trained and organized common sense.

The antagonism between science and religion, about which we hear so much, appears to me to be purely factitiousfabricated, on the one hand, by short-sighted religious people who confound a certain branch of science, theology, with religion; and, on the other, by equally short-sighted scientific people who forget that science takes for its province only that which is susceptible of clear intellectual comprehension; and that, outside the boundaries of that province, they must be content with imagination, with hope, and with ignorance

The results of political changes are hardly ever those which their friends hope or their foes fear.

Unity of plan everywhere lies hidden under the mask: of diversity of structure-the complex is everywhere evolved out of the simple.

As if to demonstrate, by a striking example, the impossibility of erecting any cerebral barrier between man and the apes, Nature has provided us, in the latter animals, with an almost complete series of gradations from brains little higher than that of a Rodent, to brains little lower than that of Man.