There are many doors to goodness. (Saying) 'glory to God,' 'praise be to God,' 'there is no deity but God,' enjoining good, forbidding evil, removing harm from the road, listening to the deaf (until you understand them), leading the blind, guiding one to the object of his need, hurrying with the strength of one's legs to one in sorrow who is asking for help, and supporting the weak with the strength of one's arms - all of these are (forms of) charity prescribed for you.

To will is human, to will the bad is of fallen nature, but to will the good is of Grace.

Anything that we scientists can do to weaken the hold of religion, should be done and may, in fact, in the end, be our greatest contribution to civilization.

As long as our civilisation keeps trundling along generally forwards, then there is the possibility of a future where ethnicity is merely an interesting badge, not a uniform you can't take off.

This law … defines the limits of competition in the community of life. You may compete to the full extent of your capabilities, but you may not hunt down your competitors or destroy their food or deny them access to food. In other words, you may compete but you may not wage war.

Under the continual contact with the pebbles my feet have become hardened and used to the ground. My body, almost constantly nude, no longer suffers from the sun. Civilization is falling from me little by little. I am beginning to think simply, to feel only very little hatred for my neighbor - rather, to love him.