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Pure mathematics is, in its way, the poetry of logical ideas.

The only thing worth writing about is the human heart in conflict with itself.

創作的過程比結果更重要。

你的工作將占據你生活的很大一部分，唯一真正令人滿意的方式是做你認為偉大的工作。

Security is always excessive until it's not enough.

感謝所有陪伴我音樂旅程的人。

Disciplining yourself to do what you know is right and important, although difficult, is the highroad to pride, self-esteem, and personal satisfaction.

"The greatest enemy of love is not hate, but indifference."

So given a Time Turner, I would tell my 21-year-old self that personal happiness lies in knowing that life is not a check-list of acquisition or achievement. Your qualifications, your CV, are not your life, though you will meet many people of my age and older who confuse the two. Life is difficult, and complicated, and beyond anyone’s total control, and the humility to know that will enable you to survive its vicissitudes.

Attention is the taking possession by the mind, in clear and vivid form, of one out of what seem several simultaneously possible objects or trains of thought.