The optimist thinks this is the best of all possible worlds. The pessimist fears it is true.
乐观主义者认为这是所有可能世界中最好的一个。悲观主义者则担心这是真的。
Every scientific advancement forces us to confront new ethical questions.
In China, the development speed of the internet is much faster than in the US because we have no historical baggage.
The past is hidden somewhere outside the realm, beyond the reach of intellect, in some material object (in the sensation which that material object will give us) which we do not suspect.