If you spend too much time trying to find out what is good or bad about someone else, you'll forget your own soul and end up exhausted and defeated by the energy you have wasted in judging others.
Sensual pleasure passes and vanishes, but the friendship between us, the mutual confidence, the delight of the heart, the enchantment of the soul, these things do not perish and can never be destroyed.
The cure of the part should not be attempted without treatment of the whole. No attempt should be made to cure the body without the soul. Let no one persuade you to cure the head until he has first given you his soul to be cured, for this is the great error of our day, that physicians first separate the soul from the body.
They did not know what we can now guess at, contemplating the course of history: that change begins in the soul before it appears in ordinary existence.