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你每花一块钱购买一些实质性的东西,预计在其寿命结束时要支付一块钱的维修、保养或处理费用。
The poet is the priest of the invisible.
The arithmetic of modular forms is a key to understanding the deeper mysteries of number theory.
The only way to do great work is to love what you do.
Transparency in production processes builds trust with consumers and stakeholders.