You cannot cause disproportionate damage to the environment; you cannot harm neutral states. The court said that the threat or use of nuclear weapons is generally contrary to the international law of armed conflict.

I want nothing less than a faith founded upon a rock, faith in the constitution of things. The various man-made creeds are fictitious, like the constellations Orion, Cassiopeia’s Chair, the Big Dipper; the only thing real in them is the stars, and the only thing real in the creeds is the soul’s aspiration toward the Infinite.

Science has done more for the development of western civilization in one hundred years than Christianity did in eighteen hundred years.

Literature is an investment of genius which pays dividends to all subsequent times.

You cannot use [nuclear weapons] to target civilians; you cannot use them against military targets if they have indiscriminate effects on civilians in addition to the attack on the military target.

Now is the time of the illuminated woods ... when every leaf glows like a tiny lamp.

The lesson which life repeats and constantly enforces is 'look under foot.' You are always nearer the divine and the true sources of your power than you think.