The conclusion forced upon me in the course of a life devoted to natural science is that the universe as it is assumed to be in physical science is only an idealized world, while the real universe is the spiritual… — John B. S. Haldane Copy Share Image
Quantitative work shows clearly that natural selection is a reality, and that, among other things, it selects Mendelian genes, which are known to be distributed at random through wild populations, and to follow the laws of chance in their distribution… — John B. S. Haldane Copy Share Image
My final word, before I'm done, Is "Cancer can be rather fun"- Provided one confronts the tumour with a sufficient sense of humour. I… — John B. S. Haldane Copy Share Image
Shelley and Keats were the last English poets who were at all up to date in their chemical knowledge. — John B. S. Haldane Copy Share Image
A discussion between Haldane and a friend began to take a predictable turn. The friend said with a sigh, 'It's no use going on.… — John B. S. Haldane Copy Share Image
The extreme socialists desire to run every nation as a single business concern. — John B. S. Haldane Copy Share Image
To the biologist the problem of socialism appears largely as a problem of size. — John B. S. Haldane Copy Share Image
A fairly bright boy is far more intelligent and far better company than the average adult. — John B. S. Haldane Copy Share Image
Capitalism, though it may not always give the scientific worker a living wage, will always protect him, as being one of the geese which… — John B. S. Haldane Copy Share Image
There are 400,000 species of beetles on this planet, but only 8,000 species of mammals. — John B. S. Haldane Copy Share Image
There is no great invention, from fire to flying, which has not been hailed as an insult to some god. — John B. S. Haldane Copy Share Image
Science is vastly more stimulating to the imagination than the classics. — John B. S. Haldane Copy Share Image
