An adolescent is somebody who is in between things. A teenager is somebody who's kind of permanently there. And so living with them through the various teenage hopes and sorrows and joys was curiously enough a maturing experience for me.

I raised five children. They all have different personalities. All of them have different issues, different levels of success. That was a learning experience for me.

Physics is experience, arranged in economical order.

Individuals approaching death often experience encounters with their dead relatives, who seem to welcome them to the next world. These deathbed visions are authentic and convincing they are often followed by a state of euphoria and seem to ease the transition.

I read Freud's Introductory Lectures in Psychoanalysis in basically one sitting. I decided to enroll in medical school. It was almost like a conversion experience.