The past is a foreign country; they do things differently there.
The future of marine fisheries lies in international cooperation and sustainable practices.
"The only limit to our realization of tomorrow will be our doubts of today."
The pursuit of mathematical truth is a never-ending adventure.
如果一个人只希望幸福,这很容易实现;但我们希望比别人更幸福,这总是困难的,因为我们相信别人比他们实际更幸福。