Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.
The noblest pleasure is the joy of understanding.
人生是不断选择的过程。而这些选择塑造了我们的未来。
贫家如果要仿效富家的穿衣吃饭及庞大的花费,那就一定会很快招致灭亡。 
真正的道路是沿着一条不是高悬在空中而是略高于地面的绳索。它似乎更多是为了让人绊倒而不是让人行走。