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計算的目的是洞察，而不是數字。

The world is a very complicated place, and it's not getting any simpler.

"The child is father of the man."

The sun is our most powerful tool in Africa. We must learn to work with it, not against it.

當真相被埋葬時，它仍在生長，雖被壓抑，卻積聚著這樣一種力量，一旦爆發，它將炸毀一切，灰飛煙滅。

如果你想改變世界，先從改變思維方式開始。