In order to eliminate their desires for worldly things and thus end the cycle of rebirths, the Buddha taught his people to follow eight principles. These eight principles were to know the truth, resist evil, say nothing that might be hurtful, respect life, free the mind from evil, work in service towards neighbors, control evil thoughts, and practice meditation.
A true friend is one who overlooks your failures and tolerates your successes.
Spiral staircases in medieval castles are running clockwise. This is because all knights used to be right-handed. This insured that knights running down the stars had the advantage over knights running up the stairs to invade.