All natural goods perish. Riches take wings; fame is a breath; love is a cheat; youth and health and pleasure vanish.

Just for today I will exercise my soul in three ways: I will do somebody a good turn and not get found out. I will do at least two things I don't want to do

The difference between an interesting and a tedious teacher consists in little more than the inventiveness by which the one is able to mediate these associations and connections, and in the dullness in discovering such transitions which the other shows.

Men's activities are occupied into ways -- in grappling with external circumstances and in striving to set things at one in their own topsy-turvy mind.

The world we see that seems so insane is the result of a belief system that is not working. To perceive the world differently, we must be willing to change our belief system, let the past slip away, expand our sense of now, and dissolve the fear in our minds.

We have lost the power even of imagining what the ancient idealization of poverty could have meant: the liberation from material attachments, the unbribed soul, the manlier indifference, the paying our way by what we are and not by what we have, the right to fling away our life at any moment irresponsibly - the more athletic trim, in short, the moral fighting shape.

The greatest discovery of the 20th Century is that our attitude of mind determines our quality of life, not circumstances.