True sustainability means leaving the land better than we found it for future generations.
The conjectures of the Langlands program are a challenge to the next generation of mathematicians.
I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.
效法的人如果不仁义,我们就不可以效法他。治理国家,管理人民应当要以人为本,用仁义管理世俗。
"The only way to make sense out of change is to plunge into it, move with it, and join the dance."
Technological innovation is the core driving force for the sustainable development of fisheries. Without technological support, fisheries have no future.