唯一不变的是变化，持续的变化，不可避免的变化，这是当今社会的主导因素。任何明智的决策都必须考虑到世界现在的样子，以及世界未来的样子。

假设体系的功能在于预先警示我们将有何种体验——使我们能够做出准确预测。

To write is to resist the erosion of time.

永远不要让恐惧阻止你追求梦想。

The chess-board is the world; the pieces are the phenomena of the universe; the rules of the game are what we call the laws of Nature.  

The great object of all regulations is to secure the utmost quantity of useful produce.