凡是做学问,必须从各个方面都理解透彻,还要更进一步深入理解内在的道理。
时间不会流逝,流逝的是穿越时间的我们。
The dairy industry is related to national health. We must hold ourselves to the highest standards.
The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.
"Not all those who wander are lost."