Above all, trust in the slow work of God.

Since once again, O Lord, in the steppes of Asia, I have no bread, no wine, no altar, I will raise myself above those symbols to the pure majesty of reality, and I will offer to you, I, your priest, upon the altar of the entire earth, the labor and the suffering of the world.

The age of nations has passed. Now, unless we wish to perish, we must shake off our old prejudices and build the Earth. The more scientifically I regard the world, the less can I see any possible biological future for it except in the active consciousness of its unity.

The only way forward is in the direction of a common passion, for nothing in the universe can ultimately resist the cumulative ardor of the collective soul.

The most telling and profound way of describing the evolution of the universe would undoubtedly be to trace the evolution of love.

The whole life lies in the verb seeing.

From the aspect of energy, renewed by radio-active phenomena, material corpuscles may now be treated as transient reservoirs of concentrated power. Though never found in a state of purity, but always more or less granulated (even in light) energy nowadays represents for science the most primitive form of universal stuff.