Mathematics is the language with which God has written the universe.
The longer life goes on, the fewer those around you to challenge your account of things, to remind you that life is not as you tell it, but as you remember it.
Dots are a way to infinity.
奢侈者常嫌不够富足,节俭者虽贫穷却有余藏;奢侈者心常常贫困,节俭者的心常常富贵。