过去是一个异国；他们在那里做事的方式不同。
The past is a foreign country; they do things differently there.
The dairy industry must balance tradition with progress to meet the demands of a modern world.
"The poem is a place where the unsayable can be said."
创新不仅仅是创造新事物；它关乎改进已有的事物。
The key to credible causal inference is not just the method, but how well the method fits the question at hand.
