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投我以桃,报之以李。
你把桃子投于我,我把李子回赠与你。桃子和李子价值相当,表明我本人是知恩图报的,也有互相赠送,礼尚往来的意思。
What of soul was left, I wonder, when the kissing had to stop?
Sustainability isn't an option—it's a responsibility we owe to the next generation.
我们的员工是我们最宝贵的资产;他们的技能和奉献精神推动着我们的成功。
Research is not just about answering questions but also about asking the right ones.
The only limits you have are the limits you believe.
Never stop learning, because the world never stops changing.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.