A concept is stronger than a fact.

Habits of thought persist through the centuries; and while a healthy brain may reject the doctrine it no longer believes, it will continue to feel the same sentiments formerly associated with that doctrine.

It is not for nothing that a man's best friends sigh when he marries, especially if he is a man of genius.

But I MUST say what I feel and think in some way — it is such a relief! But the effort is getting to be greater than the relief.

Eternity is not something that begins after you are dead. It is going on all the time.

We are pushed forward by the social forces, reluctant and stumbling, our faces over our shoulders, clutching at every relic of the past as we are forced along; still adoring whatever is behind us. We insist upon worshipping 'the God of our fathers.' Why not the God of our children? Does eternity only stretch one way?

The time is approaching when we shall consider it abhorrent to our civilization to allow a human being to die in prolonged agony which we should mercifully end in any other creature.