Conscientious and careful physicians allocate causes of disease to natural laws, while the ablest scientists go back to medicine for their first principles.

It is during our darkest moments that we must focus to see the light.

Happiness depends upon ourselves.

Educating the mind without educating the heart is no education at all.

Adventure is worthwhile.

Patience is bitter, but its fruit is sweet.

Love is composed of a single soul inhabiting two bodies.

Education is an ornament in prosperity and a refuge in adversity.

Be a free thinker and don't accept everything you hear as truth. Be critical and evaluate what you believe in.

Knowing yourself is the beginning of all wisdom.

Criticism is something we can avoid easily by saying nothing, doing nothing, and being nothing.

One day you will be nostalgic for today.

I have never directed. But I think I could. I have thought about it. I'm a bit long in the tooth to start.

A man should be able to stand up under any disaster for his country's good.

The Bible-banned, burned, beloved-is more widely read and more frequently attacked than any other book in history.

. . .We are here to finish God's labors. . .so that we could be His partners in completing the work of creation.

Do not let the forces of evil take over to make this a Christian America.

The sage wears coarse clothes, concealing jade.

A holiday in a new dress—can earth offer anything more enchanting?

...the endless repetition of an ordinary miracle.