In every problem, there is a hidden pattern waiting to be discovered, and it is our duty as mathematicians to uncover it.
做东西的时候,总要多备上一些——额外的材料、额外的部件、额外的空间、额外的饰面。这些额外的东西可以为错误提供备份、减轻压力,还可以为未来储备资源。它们是最便宜的保险。
The only time success comes before work is in the dictionary.