Christianity and Islam are today the most numerous and fastest growing religions globally. Together they encompass more than half of humanity. Consequence: both are here to stay.

Some Jews and Muslims accuse Christians of being idolatrous for believing in the Trinity. My response to both groups is that they fundamentally misunderstand the Christian understanding of the Trinity.

Theology is not only about understanding the world; it is about mending the world.

If I say, 'I forgive you,' I have implicitly said you have done something wrong to me. But what forgiveness is at its heart is both saying that justice has been violated and not letting that violation count against the offender.

Nothing escapes God's knowledge. This is proved by the witness of the Scriptures and the analogy of the sun, which, although created, yet by its light or heat enters into all things.

God is not external to anyone, but is present with all things, though they are ignorant that he is so.

Qualities you need to get through medical school and residency: Discipline. Patience. Perseverance. A willingness to forgo sleep. A penchant for sadomasochism. Ability to weather crises of faith and self-confidence. Accept exhaustion as fact of life. Addiction to caffeine a definite plus. Unfailing optimism that the end is in sight.

The naturalists of our own time hold equal faith in the wonders of the sea, but seek therein rather for the links of nature's chain than for apparent exceptions.