The origin of sorrow is this: to wish for something that does not come to pass.

The best place to get help is from yourself.

Difficulties are things that show a person what they are.

When you let go of your attention for a little while, do not think you may recover it whenever you please.

He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has.

If what charms you is nothing but abstract principles, sit down and turn them over quietly in your mind: but never dub yourself a Philosopher.

You are a little soul carrying around a corpse.