According to materialistic science, any memory requires a material substrate, such as the neuronal network in the brain or the DNA molecules of the genes.

In some instances, the accuracy of past-life memories can be objectively verified, sometimes with remarkable detail.

For any culture which is primarily concerned with meaning, the study of death - the only certainty that life holds for us - must be central, for an understanding of death is the key to liberation in life.

Freud said that we are born as a tabula rasa. This is a model that simply is too superficial and inadequate.

The funniest thing is that now I know what reverse spam is. You know you get spam from people saying, 'Can you invest in this or that?' People are now e-mailing me saying, 'Oh my God, can I invest in your company?' It's a reverse solicitation of money.

I'm always learning and trying new things. When you stop learning, you start dying.

It strikes me as odd that the free exercise of religious faith is sometimes treated as a problem, something America is stuck with instead of blessed with.

If life after death really does exist, everyone probably gets what they expect to get, because that's the only thing I can think of that would be fair.