Without enemies you will not know how or where to maneuver, and you will lose a sense of your limits, of how far you can go. - Robert Greene

We humans have discussed and analyzed almost every conceivable phenomenon in the known Universe. But the phenomenon that we rarely discuss, let alone acknowledge, is the most essential, startling, and strangest one of all—that we are alive right now, moving through a world just as it is.

When you have success, be extra wary. When you are angry, take no action. When you are fearful, know you are going to exaggerate the dangers you face.

When you turn your back on someone, they come running after you.