1. Among all the things we see throughout our lives, how much of it is real,
graspable and lasting?
在全部的生命中，我们见到的一切，有多少是真实的、可以把握的、能够持久的？
2. In both cases renovation measures should be justified and supported by clearly
graspable preservation-oriented preliminary investigations and a preservation plan.
当然，这些翻新措施必须以保存为导向，事先调查清楚及制定保存计划，才得以被接受使用。
3. Zhang: The nature is a great mystery indeed. I used to be an antitheist and always believed in determinism, which states the nature has its own rules and such rules are
graspable.
张： 自然界确实是很神秘的，以前我是一个无神论者，相信决定论，相信自然界是有规律的，这个规律是可以被人认识的。
