释义：即使家庭贫困，也要保留读书的希望；即使生活富裕，也不能忘记劳动的艰辛。
However difficult life may seem, there is always something you can do and succeed at.
The more you give, the more you receive.
The void is as important as the full in artistic creation.
世界的情况在不断变化，人的观念也在变化。 政府是为了生者，而不是为死者，只有生者拥有任何权利。
科学的本质不是使简单的事物复杂化，而是使复杂的事物简单化。
The future of chemistry lies in developing sustainable methods that work with nature, not against it.
