Now, if the cooperation of some thousands of millions of cells in our brain can produce our consciousness, a true singularity, the idea becomes vastly more plausible that the cooperation of humanity, or some sections of it, may determine what Comte calls a Great Being.

I think, however, that so long as our present economic and national systems continue, scientific research has little to fear.

A fairly bright boy is far more intelligent and far better company than the average adult.

Teleology is like a mistress to a biologist: he cannot live without her but he's unwilling to be seen with her in public.

The world shall perish not for lack of wonders, but for lack of wonder

The wise man regulates his conduct by the theories both of religion and science. But he regards these theories not as statements of ultimate fact but as art-forms.

It was a reaction from the old idea of "protoplasm", a name which was a mere repository of ignorance.