A lecture has been well described as the process whereby the notes of the teacher become the notes of the student without passing through the mind of either.

I suspect that most of the individuals who have religious faith are content with blind faith. They feel no obligation to understand what they believe. They may even wish not to have their beliefs disturbed by thought.

First, an angel is spiritually present at whatever place in physical space happens to be occupied by the body on which it acts. It can be present at that place without leaving Heaven which is its spiritual residence.

Love consists in giving without getting in return; in giving what is not owed, what is not due the other. That's why true love is never based, as associations for utility or pleasure are, on a fair exchange.

Television, radio, and all the sources of amusement and information that surround us in our daily lives are also artificial props. They can give us the impression that our minds are active, because we are required to react to stimuli from the outside. But the power of those external stimuli to keep us going is limited. They are like drugs. We grow used to them, and we continuously need more and more of them. Eventually, they have little or no effect. Then, if we lack resources within ourselves, we cease to grow intellectually, morally, and spiritually. And we we cease to grow, we begin to die.

Books are absent teachers.

You have to allow a certain amount of time in which you are doing nothing in order to have things occur to you, to let your mind think.