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Some people don't like change, but you need to embrace change if the alternative is disaster.

每一個天使都是可怕的。

Hunger and poverty are the root causes of much of the world's unrest and misery.

You have to have confidence in your ability, and then be tough enough to follow through.

【釋義】當商品價格高漲時，要像對待糞土一樣迅速出售；當商品價格低廉時，要像對待珠玉一樣大量購入。