1 great changes

2 ups and downs

3 vicissitudes

4 abbr. of 滄海桑田|沧海桑田[cāng hǎi sāng tián]

1 surname Mo

1 indescribable

2 ineffable

1 (idiom) baffling

2 inexplicable

1 nothing can surpass

1 one man can hold the pass against ten thousand enemies (idiom)

1 left speechless by sth perfect (idiom)

1 sweep the snow from your own door step, don't worry about the frost on your neighbor's roof (idiom)

1 nothing sadder than a withered heart (idiom attributed to Confucius by Zhuangzi 莊子|庄子[Zhuāng zǐ])

2 no greater sorrow than a heart that never rejoices

3 the worst sorrow is not as bad as an uncaring heart

4 nothing is more wretched than apathy

1 to lose at sunrise but gain at sunset (idiom)

2 to compensate later for one's earlier loss

3 what you lose on the swings you gain on the roundabouts