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创新不仅仅是技术的问题;它关乎人和流程。
In such condition there is no place for industry...and which is worst of all, continual fear and danger of violent death.
The only way to learn mathematics is to do mathematics.
Le mariage doit incessamment combattre un monstre qui dévore tout: l'habitude.
追求纯粹的美是一种陷阱,是通往痛苦和悲伤的快车道。