As society is now constituted, a literal adherence to the moral precepts scattered throughout the Gospels would mean sudden death.

Fundamental progress has to do with the reinterpretation of basic ideas.

In a sense, knowledge shrinks as wisdom grows, for details are swallowed up in principles. The details for knowledge which are important, will be picked up ad hoc in each avocation of life, but the habit of the active utilization of well-understood principles is the final possession of WISDOM.

Religion is what the individual does with his own solitariness. Thus religion is solitariness; and if you are never solitary, you are never religious.

The worship of God is not a rule of safety - it is an adventure of the spirit, a flight after the unattainable.

The point about zero is that we do not need to use it in the operation of daily life. No one goes out to buy zero fish.

Knowledge is always accompanied with accessories of emotion and purpose.