Throughout your day, when you notice that your thoughts have drifted away, come back to where you are. You'll instantly see why you drifted away, whether because you were bored, anxious, dwelling on the past, or anticipating the future.

...once again we face a paradox, for it appears that softening your heart and gently tending its wounds will protect you from evil. Building a fortress and defending yourself behind it will only make you more vulnerable. Healing your own heart is the single most powerful thing you can do to change the world. Your own transformation will enable you to withdraw so completely from evil that you contribute to it by not one word, one thought, or one breath. This healing process is like recovering your soul.

The only cure for addiction is spiritual.

In order to acquire anything in the physical universe, you have to relinquish your attachment to it. This doesn't mean you give up your intention to create your desire...and you don't give up the desire. You give up your attachment to the result.

Like anything else, knowledge must evolve.

I went to medical school because I wanted to ask the big questions. Do we have a soul? Does God exist? What happens after death?

All experience is now. Now never ends.