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心理现象只能通过它们对行动的后果来理解。
Mental phenomena can only be understood in terms of their consequences for action.
可持续性不仅仅是保护环境,更是创造一个对所有人都有利的系统。
过度捕捞的真正代价是用空荡荡的渔网和破碎的社区来衡量的。
The answers to our future lie buried in our past.
The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.