这世界就是这样,风水轮流转呐,都是自然规律。
企业要发展,必须要有创新精神,不断推陈出新。
真正的学者不在于知识渊博,而在于热爱真理并真诚追求。
The journey of scientific discovery is filled with challenges, but it is also incredibly rewarding.
The rise of China and other authoritarian states challenges the idea that liberal democracy is the only viable political system.