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The man who wants to lead the orchestra must turn his back on the crowd.

做事情，不能有傷害別人的壞念頭；但要有警惕他人、防備他人的念頭。這是在告誡與人交往思考不周的人。

我不敢說數學和瘋狂之間有直接關系，但毫無疑問，偉大的數學家都具有狂熱的特質。

The quarry industry must evolve with technology, or risk being left behind.

"Die Wahrheit beginnt zu zweit."

"The more you give, the more you get."

If you're not adapting, you're falling behind.

If you’re going to talk the talk, you’ve got to walk the walk.