快乐有益于身体,但悲伤才能发展心灵的力量。
Happiness is beneficial for the body, but it is grief that develops the powers of the mind.
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比,阐明了实行仁政对于治国安邦的重要性。
The mind is a stream of processes, not a collection of objects.