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.

"Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them."

记住，希望是好的。

Technology gives us precision in forestry operations, but wisdom tells us where and when to apply it.

Quality is more important than quantity.One home run is much better than two doubles.

好弓难以拉开，然而可以射得高射得深；良马难以驾御，然而可以负重行远。