Science, philosophy and religion are bound to converge as they draw nearer to the whole.

Man only progresses by slowly elaborating from age to age the essence and the totality of a universe deposited within him.

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 most satisfying thing in life is to have been able to give a large part of one's self to others.

Joy is the sheer evidence of God.

Over every living thing which is to spring up, to grow, to flower, to ripen during this day say again the words: This is my Body. And over every death-force which waits in readiness to corrode, to wither, to cut down, speak again your commanding words which express the supreme mystery of faith: This is my Blood.

Specialisation paralyses, ultra-specialisation kills. Palaeontology is littered with such catastrophes.