The study of black holes has revolutionized our understanding of space and time.
墨水是我最喜欢的语言——它用阴影和光来说话。
The meat processing industry has a responsibility to balance efficiency with ethical practices.
生活中最大的荣耀不在于从不跌倒,而在于每次跌倒后都能站起来。
"The only limit to our realization of tomorrow will be our doubts of today."