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I sent my Soul through the Invisible, Some letter of that After-life to spell: And by and by my Soul return'd to me, And answer'd "I Myself am Heav'n and Hell."
Silence is sometimes more powerful than words.
A leader's legacy is measured by the sustainability of their actions.
Every mathematical problem has a solution; it just takes time and effort to find it.
The best way to get out of a situation is to face it head on.
The joy of mathematics comes from the moments of clarity when complex things become simple.