The universe is a vast and mysterious place, and we are just beginning to understand its secrets.
What I am is good enough, if I would only be it openly.
在医疗行业，速度很重要，但准确性更重要。
The development of formal systems has revolutionized our understanding of mathematics.
如果你想养活世界，先听听那些种植粮食的人怎么说。
每一天都是改变生活的新机会。