A good mystery should keep the reader guessing until the very end, but the clues must all be there.
除非你先是一个读者,否则你不可能成为一个作家。
Psychology must be a science of life, not just of the laboratory.
船舶自动转向的引入是一个稳定性问题,而非准确性问题。
In the attosecond world, time is not a river but a series of snapshots waiting to be captured.