生活只有一次,必须活得热烈,但也要小心,因为没有重来的机会。
数学的研究是所有智力和精神进步不可或缺的基础。
China is already at the forefront of the new energy battery field, and this is our pride.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The development of formal systems has revolutionized our understanding of mathematics.