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Discipline in capital spending separates the winners from the losers in this business.

The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay between topology and symmetry leads to novel quantum states of matter.

文學是人類的記憶，沒有記憶就沒有身份。

追求完美的想法，是一個好計劃的最大敵人。

Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything—all external expectations, all pride, all fear of embarrassment or failure—these things just fall away in the face of death, leaving only what is truly important. Remembering that you are going to die is the best way I know to avoid the trap of thinking you have something to lose. You are already naked. There is no reason not to follow your heart.

The function of socialism is to raise suffering to a higher level.

Investors should avoid making decisions based on fear or greed.

Learning is essentially a matter of stimulus-response connections.