The mind is the slayer of the real, let the disciples slay the slayer.

Never allow any unnecessary or vain thought to occupy your mind. This is more easily said than done. You cannot make your mind a blank all at once. So in the beginning try to prevent evil or idle thoughts by occupying your mind with the analysis of your own faults, or the contemplation of the Perfect Ones.

People keep repeating that the main things are love and compassion. Certainly love and compassion are the main things, but it takes knowledge to make love and compassion fruitful. ... It takes just a second to say 'love'. But to acquire knowledge for the well-being and blessing of humanity requires an eternity.

Whatever plane our consciousness may be acting in, both we and the things belonging to that plane are, for the time being, our only realities. As we rise in the scale of development we perceive that during the stages through which we have passed we mistook shadows for realities, and the upward progress of the Ego is a series of progressive awakenings, each advance bringing with it the idea that now, at last, we have reached "reality"; but only when we shall have reached the absolute Consciousness, and blended our own with it, shall we be free from the delusions produced by Maya [illusion].

Civilization may progress, human nature will remain the same throughout all ages.

The Christians were the first to make the existence of Satan a dogma of the church. What is the use in a Pope if there is no Devil ?

But, if the knowledge of the occult powers of nature opens the spiritual sight of man, enlarges his intellectual faculties, and leads him unerringly to a profounder veneration for the Creator, on the other hand ignorance, dogmatic narrow-mindedness, and a childish fear of looking to the bottom of things, invariably leads to fetish-worship and superstition.