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耐心和坚持是解开数学之谜的关键。
Patience and persistence are the keys to unlocking the mysteries of mathematics.
海洋的健康反映了地球的健康。我们必须立即采取行动保护两者。
The land is our greatest teacher; we must listen to it and learn from it.
Everything is equally indeterminate.
自由就像我们呼吸的空气;没有它,我们会窒息。