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"Leadership is not about being in charge. It's about taking care of those in your charge."

在冬天的深處，我發現我內心有一個不可戰勝的夏天。

解析：比喻立志用功需要循序漸進。

未來能源存儲的關鍵在于新材料和創新技術的發展。

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.