Belief begins where science leaves off and ends where science begins..

There can be no scientific dispute with respect to faith, for science and faith exclude one another..

Life itself is but the expression of a sum of phenomena, each of which follows the ordinary physical and chemical laws..

Belief has no place as far as science reaches, and may be first permitted to take root where science stops..

Medicine is a social science, and politics is nothing more than medicine on a grand scale..

If we would serve science, we must extend her limits, not only as far as our own knowledge is concerned, but in the estimation of others..

Body: A cell state in which every cell is a citizen..

Laws should be made, not against quacks but against superstition..

Brevity in writing is the best insurance for its perusal..

The task of science is to stake out the limits of the knowable, and to center consciousness within them..