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Banks must balance scale, efficiency, and quality.
拓扑绝缘体的美在于它们的鲁棒性;它们的表面态受到保护,不受无序和缺陷的影响。
The best way to measure your investing success is not by whether you're beating the market but by whether you've put in place a financial plan and a behavioral discipline that are likely to get you where you want to go.