Time present and time past are both perhaps present in time future, and time future contained in time past.
现在的时间和过去的时间也许都存在于未来的时间,而未来的时间又包含于过去的时间中。
过去是一个异国他乡;那里的人们做事方式不同。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.