没有永恒的事实，就像没有绝对的真理一样。
There are no eternal facts， as there are no absolute truths.
We are what we pretend to be, so we must be careful about what we pretend to be.
最好的领导者是那些倾听多于说话的人。
The detective story is the normal recreation of noble minds.
On the path of science, there are no smooth roads to take; only those who are not afraid of hard work and climb the steep mountain paths have the hope of reaching the glorious summit.
人生只能做自己决定的事情。但是，自己决定的事情，什么都能做到。