世界所有前进的动力都归功于不安分的人。快乐的人不可避免地把自己限制在古老的界限内。
The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
诗歌是强烈感情的自然流露：它源于在宁静中回忆的情感。
We must invest in research to make aquaculture more efficient and less impactful on marine ecosystems.
地质学是研究自然界有机和无机领域连续变化的科学。