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培育花草樹木就是培育善良、美好和真實。

Small changes can have big effects when they help people break out of the poverty trap.

The joy of mathematics comes from the struggle to understand.

I think it’s very important to be able to be alone.

I prefer the destruction of the whole world to the scratching of my finger.

The best way to predict the future is to invent it.

The work is always changing.