True happiness comes from inner satisfaction.
"I'm not perfect, but I strive to be the best."
投资于农民教育就是投资于乳制品的未来。
"真正的文学不仅仅是讲述故事,而是通过故事揭示人性的复杂性。"
Every problem in NP can be reduced to the satisfiability problem, which is the cornerstone of computational complexity theory.