发现的喜悦无疑是人类心灵所能感受到的最活跃的体验。

The battle of life is already half won by the young man who is brought personally in contact with high officials; and the great aim of every boy should be to do something beyond the sphere of his duties--something which attracts the attention of those who over him.

唯一能给你带来幸福的是你自己。

想走得快，独自前行；想走得远，结伴同行。

人类生活中痛苦和混乱的主要来源，似乎来自于高估了一种持久状况与另一种持久状况之间的差异。

能源转型不仅仅是更换燃料，而是整个能源系统的转型。